Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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Question 1047498: A rancher with 750 ft of fencing wants to enclose a rectangular area and then divide it into four pens with fencing parallel to one side of the rectangle.
Click here to see answer by ikleyn(52781)

Question 1047571: To produce x units of a religious medal costs C(x)=13x+44. The revenue is R(x)=24x. Both cost and revenue are in dollars.
a.Find the break-even quantity
b.Find the profit from 530 units.
c.Find the number of units that must be produced for a profit of $110.
Click here to see answer by Boreal(15235)

Question 1047557: Hey There! Need ASAP Please!
Referring to the figure, write an equation of the line shown in
the graph.
http://www.ppstest2.com/images2/AL5002.jpg

Thanks!
Click here to see answer by josgarithmetic(39617)

Question 1047573: the length of a rectangle is (2x+3)cm the width is 0.5(x+3)cm the perimeter of the rectangle is 49cm find the value of x
Click here to see answer by ewatrrr(24785)

Question 1047573: the length of a rectangle is (2x+3)cm the width is 0.5(x+3)cm the perimeter of the rectangle is 49cm find the value of x
Click here to see answer by addingup(3677)

Question 1047415: Susan is driving on the highway. She begins the trip with
18
gallons of gas in her car. The car uses up one gallon of gas every
25
miles.
Let
G
represent the number of gallons of gas she has left in her tank, and let
D
represent the total distance (in miles) she has traveled. Write an equation relating
G
to
D
, and then graph your equation using the axes below
Click here to see answer by josgarithmetic(39617)

Question 1047609: linda will rent a car for the weekend. she can choose one of two plans. the first plan has no initial fee but costs $0.60 per mile driven. the second plan has an initial fee of $55 and costs an additional $0.10 per mile driven. how many miles would linda need to drive for the two plans to cost the same
Click here to see answer by Boreal(15235)

Question 1047623: Hello, I am having trouble with this one. Can you please breakdown in steps so I can see how the fraction portion was solved.
Question:
Find the intersection point between the lines 2x+3Y=1 and 2y-7x=4

Click here to see answer by stanbon(75887)

Question 1047449: In the years 2002 through 2013 the number of bridges on public roads (in thousands) in the United States can be modeled by the liner equation y=4.09x =490, where x is the number of years after 2002 and y is the number of bridges (in thousands). Find the following.
A, Find the y intercept of the line.
B Write a sentence explaining the meaning of the intercept.
C. Find the slope of the line.
D. Write A sentence explaining the meaning of the slope as a rate of change.
I have taken several stabs at this and my textbook just does not help, please help me understand a working set up for this problem.

Click here to see answer by stanbon(75887)

Question 1047643: Need ASAP!!! Please Help me! Iv'e tried so much times, but still get it wrong!
1. Referring to the figure, write an equation of the line shown in the
graph. Use the slope and y-intercept format: y = mx + b
http://www.ppstest2.com/images2/AL5003.jpg

2. Referring to the figure, write an equation of the line shown in the
graph. Use the slope and y-intercept format: y = mx + b
http://www.ppstest2.com/images2/AL5004.jpg

3. Referring to the figure, tell whether it is reasonable for the graph
to be represented by a linear model. http://www.ppstest2.com/images2/AL5007.jpg
a. Yes
b. No

4. Referring to the figure, tell whether it is reasonable for the graph
to be represented by a linear model.http://www.ppstest2.com/images2/AL5008.jpg
a. Yes
b. No
Thanks!!!

Click here to see answer by solver91311(24713)

Question 1047687: Find the equation of the line passing through the points left parenthesis 2 comma 6 right parenthesis

and left parenthesis negative 1 comma 9 right parenthesis
.
Write the equation in point-slope form.
Click here to see answer by ewatrrr(24785)

Question 1047719: How many solutions would exist to the equation F (x) equals negative 4
Click here to see answer by solver91311(24713)

Question 1047719: How many solutions would exist to the equation F (x) equals negative 4
Click here to see answer by ikleyn(52781)

Question 1047743: What do all linear relationships have in common?
Click here to see answer by solver91311(24713)

Question 1047743: What do all linear relationships have in common?
Click here to see answer by addingup(3677)

Question 1047769: HOW TO SIMPLIFY SQUARE ROOT
Click here to see answer by josgarithmetic(39617)

Question 1047784: I really need this ASAP! Please Help Me!
1. Referring to the figure, write an equation of the line shown in the
graph. Use the slope and y-intercept format: y = mx + b

http://www.ppstest2.com/images2/AL5003.jpg
2. Referring to the figure, write an equation of the line shown in the
graph. Use the slope and y-intercept format: y = mx + b
http://www.ppstest2.com/images2/AL5004.jpg
3. Write an equation of the line that passes through the point (3,0) and
has the slope, m = -2.
4. Write an equation of the line that passes through the point (1,2) and
has the slope, m = 2.
Thank You so much!
Click here to see answer by Alan3354(69443)

Question 1047791: If I don't get this ASAP, I'll be in big trouble. Can somebody please Help me?!

1. Write an equation of the line that passes through the point (3,0) and
has the slope, m = -2.
============================================================================
2. Write an equation of the line that passes through the point (1,2) and
has the slope, m = 2.
============================================================================
3. Write an equation in point-slope form of the line that passes through
the points (-5,-4) and (7,-5).
============================================================================
4. Write the equation 5x - y + 6 = 0 in standard form with integer
coefficients.
============================================================================
5. Write the equation y = -3x + 9 in standard form with integer
coefficients.
============================================================================
THANK YOU!
Click here to see answer by Boreal(15235)

Question 1047803: A firm produces a product that has the production cost function C(X)=330x+15,400 and the revenue function R(X)=440x. No more than 155 units can be sold. Find and analyze the break even quantity then find the Profit function.
Click here to see answer by Boreal(15235)

Question 1047806: You are standing in line at a ticket window. There are five more people behind you than ahead of you. The total number of people in line (including you) is three times the number of people ahead of you. How many people are ahead of you?
Click here to see answer by ewatrrr(24785)

Question 1047805: A person is the manager of a firm. He is considering manufacturing a new product, so he asks the accounting department for cost estimates and the sales department for sales estimates. After he receives the data, he must decide whether to go ahead with production of the new product. Analyze the following data (find a break-even quantity) and then decide what the manager would do in this case. Also, write the profit function.
C(x)=160x+800 AND R(x)=140x
The break-even quantity is how many units?
Click here to see answer by stanbon(75887)

Question 1047810: In the 1994 Super Bowl, the Dallas Cowboys scored four more points than twice the number of points scored by the Buffalo Bills. If the total number of points scored by both teams was 43, find the number of points scored by each team.
Click here to see answer by ewatrrr(24785)

Question 1047611: To rent a meeting room a college charge $42 and an additional fee of $6.60 per person per hour. the film club wangs to spend less than $81.60 on renting a meeting room. what are the possible amounts of time for which they could rent the meeting room? Use t for the hours of the meeting room is rented and solve your inequality for t.
Click here to see answer by jorel555(1290)

Question 1047627: two factory plants are making tv panels yesterday plant A produced 9000 panels 10% of the panels from plant A and 3% of the panels from plant B were defective how many panels from plant B were produce if the overall percentage of the defective panels from two planet were 6%
Click here to see answer by jorel555(1290)

Question 1047937: how do you graph x+y=3, And how do u know if its linear or not?
Click here to see answer by josgarithmetic(39617)

Question 1047937: how do you graph x+y=3, And how do u know if its linear or not?
Click here to see answer by Alan3354(69443)

Question 1047943: How many quarts of water should be mixed with a 30% vinegar solution to obtain 12 qt of a 25% vinegar solution? (Hint: Water is 0% vinegar)
Every time I tried to answer this I wasn't getting the same answer as the back of the book. Please help.
Click here to see answer by josmiceli(19441)

Question 1047957: Use the given conditions to write an equation for the line.

Passing through
left parenthesis negative 8 comma 6 right parenthesis(−8,6)
and parallel to the line whose equation is 7 x minus 2 y minus 5 equals 07x−2y−5=0
Click here to see answer by josgarithmetic(39617)

Question 1047976: Why won't f(4)=5 work?
Click here to see answer by ikleyn(52781)

Question 1047987: Romeo and Juliet saw each other when they were 270 ft. apart. Romeo ran to Juliet at a rate of 16 ft/second. At the same moment, Juliet ran to Romeo at a rate of 14 ft/second.
1) How many seconds after they started running will they meet?
2) How far will Romeo have to run then?
135+16x=135+14x
Please help I am so confused.
Click here to see answer by josmiceli(19441)

Question 1047991: Trendy T-shirts has decided to make a new design. It will cost $400 plus $3 per shirt to produce them, and Trendy plans to spend $5000 on advertising. The shirts will sell for $12 each.
1) How many shirts must be sold to break even (total cost equals income from sales)?
2) What is Trendy's income (or total cost) for that many shirts?
400+3x=5000+12x
-4600=9x
511=x
Please help this seems wrong but I don't know how to set up
Click here to see answer by ewatrrr(24785)

Question 1047959: A total of $60000 is invested in two accounts, one that earns 5.5% simple interest, and one that earns 6.5% simple interest. If the total interest at the end of 1 year is $3750, find the amount invested in each account.
Click here to see answer by ewatrrr(24785)

Question 1047999: how do you solve 5x+1=4y+7 and put it in slope intercept form?
Click here to see answer by ewatrrr(24785)

Question 1048020: What is the slope of the line whose equation is 12=4x−6y ?
Enter your answer in the boxes.
It's a fraction
Click here to see answer by mathslover(157)

Question 1048022: What is the slope of the line on the graph?

Enter your answer in the box.
https://static.k12.com/nextgen_media/assets/8088727-NG_IMC_E_03_03_02.png
that link is the picture
please help

Click here to see answer by mathslover(157)

Question 1048023: What is the slope of the line on the graph?

Enter your answer in the box.

https://static.k12.com/nextgen_media/assets/8088727-NG_IMC_E_03_03_02.png
click the link for the picture. PLEASE HURRY I NEED HELP PLEASE

Click here to see answer by mathslover(157)

Question 1048025: What is the slope of the line represented by the equation 2x+3y= �12 ?

�3/2
�2/3
2/3
3/2
Click here to see answer by blaser211(6)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240, 30241..30285, 30286..30330, 30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045