Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

Tutors Answer Your Questions about Graphs (FREE)

Question 1113645: Draw the line through the point (-4, 5) that is parallel to the x-axis. Write the equation of this line and state its slope?
Click here to see answer by math_helper(2461)

Question 1113646: The number of CVS stores in the US in 2007 was 6306. In 2017, there were 9846 CVS stores in the US. Let y represent the number of CVS stores in the US in the year x, where x = 0 represents the year 2007.
a) Write the ordered pairs represented by the information given in the statement above and find the slope of the line through them.

Click here to see answer by solver91311(24713)

Question 1113776: What line contains the point (0,3)?
Click here to see answer by Alan3354(69443)

Question 1113776: What line contains the point (0,3)?
Click here to see answer by greenestamps(13200)

Question 1113786: I find this but not sure if this is the correct answer. Help, please. Thanks.
What line contains the point (0,3)? Y=1/3x+1
Is this correct? Any idea.
Click here to see answer by stanbon(75887)

Question 1113901: Tommy and Zach are starting out at the same position. Tommy runs north at 3 miles per hour and Zach starts to run east 2 hours later at the rate of 4 miles per hour. How long until Tommy and Zach are 8 miles apart?

Click here to see answer by ikleyn(52782)

Question 1114084: Y=4x+1
3x+2y=13
Click here to see answer by Alan3354(69443)

Question 1114084: Y=4x+1
3x+2y=13
Click here to see answer by josgarithmetic(39617)

Question 1114087: 2x+8y=-64
Click here to see answer by Alan3354(69443)

Question 1114087: 2x+8y=-64
Click here to see answer by josgarithmetic(39617)

Question 1114049: Use the graph of y=f(x) shown to the right to graph the following function g.
g(x)=-f(1/3x)-2 The graph to the right looks like this: it has three points plotted : (-2,3), (0,3), and (2,3)
thank you!
Click here to see answer by Alan3354(69443)

Question 1114185: I have to simplify this: 3n-2n4+n+7n4-2n
I was not able to find the solution yet. Anyone can help me, please. Thanks.
Click here to see answer by josgarithmetic(39617)

Question 1114247: The length of a rectangle is 6 inches more than three times the width. The perimeter is 76 inches. Find the length and width.
Click here to see answer by josgarithmetic(39617)

Question 1114249: One number is nine more than twice another. If their sum is decreased by ten, the result is eleven. Find the numbers.
Click here to see answer by mananth(16946)

Question 1114249: One number is nine more than twice another. If their sum is decreased by ten, the result is eleven. Find the numbers.
Click here to see answer by greenestamps(13200)

Question 1114249: One number is nine more than twice another. If their sum is decreased by ten, the result is eleven. Find the numbers.
Click here to see answer by josgarithmetic(39617)

Question 1114261: The point (-2,7) is on the graph of y=f(x). Find the corresponding point on the graph of g(x) = f(-2x) + 5.

Click here to see answer by ikleyn(52782)

Question 1114691: The graphs of the equations 2x + 2y = 4 and y = -x + 5 are______lines.
parallel
perpendicular
Intersecting
Skew
Click here to see answer by Alan3354(69443)

Question 1114695: y=(3)/(4)x-6
Click here to see answer by Alan3354(69443)

Question 1114762: Make up an equation of the form y = kx +b, the graph of which passes through the following points M (5, 5) and N (�10, �19)
Click here to see answer by rothauserc(4718)

Question 1114915: solve: (abs(x-1))^(x^2+3x)=(abs(x-1))^(5-x). Abs means Absolute
Click here to see answer by ikleyn(52782)

Question 1114899: Solve the equation : |x-1|^(x^2+3x)=|x-1|^(5-x)
Click here to see answer by ikleyn(52782)

Question 1114990: Find the equation of the straight line perpedicular to line y =x^ 2+ 1,and passing through the point (4,5).
What is the gradient of y = x^3/2,when x = 4?
Click here to see answer by stanbon(75887)

Question 1115263: 1. Find the equation of the line joining the points ( 5, 1) and (-7, -7) ( 5 marks)

2. Find the equation of the line passing through the point (2, 1) and perpendicular to the line 2y = 7 � x

Click here to see answer by Alan3354(69443)

Question 1115277: . Find the equation of the line joining the points ( 5, 1) and (-7, -7)
Click here to see answer by josgarithmetic(39617)

Question 1115277: . Find the equation of the line joining the points ( 5, 1) and (-7, -7)
Click here to see answer by mananth(16946)

Question 1115277: . Find the equation of the line joining the points ( 5, 1) and (-7, -7)
Click here to see answer by Alan3354(69443)

Question 1115323: what are the slope and y-intercept of the equation y =2/3x-2
Click here to see answer by Fombitz(32388)

Question 1115569: Graph the function f(x)=4^x+1-2 find the zeros y-intercept, and asymptotes
Click here to see answer by Fombitz(32388)

Question 1115653: Write the standard form of the equation of the circle with the given center and radius.
Center (-3,-4), r=5
Click here to see answer by josgarithmetic(39617)

Question 1115632: Estimate an equation for the line of best fit for the following scatter plot.
https://api.agilixbuzz.com/Resz/~iA4TBAAAAAQhzvX7zSq7rA.d69YoQ3PDgsyZPH4ihaiFD/49371243,F83/Assets/Value.JPG
Click here to see answer by MathLover1(20850)

Question 1115719: The graph of 2x+y=2 is a line L through the points (0,2) and (1,0). Describe the graph of 2x+y is greater than or equal to 2.
The options are:

A) Half-plane containing the line L as its boundary and containing the origin.
B) Half-plane containing the line L as its boundary and not containing the origin.
C) Half-plane not containing the line L as its boundary and containing the origin.
D) Half-plane not containing the line L as its boundary and not containing the origin.
Also if you can explain why the answer that would help a lot!
Click here to see answer by josgarithmetic(39617)

Question 1115857: Mitch tossed an apple to Kathy, who was on a balcony 40 feet above him, with an initial speed of 56 feet/second. Kathy missed the apple on its way up, but caught it on its way down.
What are the zeros and how to get them?
Click here to see answer by ikleyn(52782)

Question 1115692: Using the line of best fit as a guide, predict the beginning salary of someone who has been working for 2 years. Write your answer in a complete sentence.
I think it's 250,000 but I'm not sure

https://api.agilixbuzz.com/Resz/~iA4TBAAAAAA4iVOud3O4GA.BifnJMO0xkLMQfaviNNOAB/49371243,F83/Assets/Salary.JPG
Click here to see answer by Theo(13342)

Question 1115907: The graph of x-2y=6 is a line L through the points (0,-3) and (6,0). Describe the graph of x-2y is greater than or equal to 6.
The options are:
A) Half-plane containing the line L as its boundary and containing the origin.
B) Half-plane containing the line L as its boundary and not containing the origin.
C) Half-plane not containing the line L as its boundary and containing the origin.
D) Half-plane not containing the line L as its boundary and not containing the origin.
Click here to see answer by stanbon(75887)

Question 1115947:
Click here to see answer by Alan3354(69443)

Question 1115947:
Click here to see answer by Shin123(626)

Question 1116329: Solve using complete the square.
2x^2+13x+20
Click here to see answer by ankor@dixie-net.com(22740)

Question 1116329: Solve using complete the square.
2x^2+13x+20
Click here to see answer by stanbon(75887)

Question 1116344: solve 2x^2 +13x+ 20 = 0 using complete the square
Click here to see answer by Alan3354(69443)

Question 1116344: solve 2x^2 +13x+ 20 = 0 using complete the square
Click here to see answer by ikleyn(52782)

Question 1116346: complete the square. 2x^2+13x+20
Click here to see answer by Alan3354(69443)

Question 1116402: A man rode his bicycle 90 miles. If he had traveled 2/11 mile more per hour, he would have made the trip in ten minutes less time. How long did the trip last?

Click here to see answer by ikleyn(52782)

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