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

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Question 476998: Can someone help me solve this please
(-7,9); 8x=7y+6
The equation of the line is y = ?
(Simplify your answer. Use integers or fractions for any number in the expression. )
Click here to see answer by Engg.N Magampon(6)

Question 476995: Please help find the two plot points for
x-3=y
Click here to see answer by MathLover1(20849)

Question 477030: 1.)Find the equation of line passing through the point(2, -5) and parallel to the line 4x-y+3=0.
2.)Find the equation of line passing through the point(-4, 3) and perpendicular to the line 2x+6y-5=0.

Click here to see answer by MathLover1(20849)

Question 476989: Find the slope if it exists of the line containing the pair of points
(6, 7) and (10, -2)
a. The slope is m= (Simply your answer type an integer or a fraction.)
b. The slope is undefined.

Click here to see answer by MathLover1(20849)

Question 477035: Please help me solve this equation: 9x-7y=-79.
Click here to see answer by Alan3354(69443)

Question 476988: Find the slope if it exists of the line containing the pair of points
(6, 7) and (10, 2)
a. The slope is m= (Simply your answer type an integer or a fraction.)
b. The slope is undefined.

Click here to see answer by Alan3354(69443)

Question 477041: Okay so I have two questions. I have tried to work them both the way our examples showed and the way a friend of mine showed and I cannot get the answer right. Please help I want to understand what I am doing wrong so I can finally get this right.
Find the intercepts and then use them to graph the equation. 5y-15=5x
Find the slope if it exists. y=-6x+8
Click here to see answer by stanbon(75887)

Question 477054: equation of the line that passes through (5, 3) and is parallel to the line
y = -2x + 2
Click here to see answer by stanbon(75887)

Question 477286: Given the linear equation y=-3/5x-4 , find the y-coordinates of the points (-5, ), (0, ), and (5, ). Plot those points and graph the linear equation.
Click here to see answer by stanbon(75887)

Question 477405: find the y intercept and x intercept for the equation
2x-4y=16
order of pairs please
Click here to see answer by bucky(2189)

Question 477571: i dont get liner equations can u give me problems thats you can help me with
Click here to see answer by Alan3354(69443)

Question 477603: If line one has a slope of 2, what does the slope of line 2 need to be if the lines are perpendicular?
Answer

Click here to see answer by solver91311(24713)

Question 477656: what is the equation for a line whose slope is 12 and goes through the origin
Click here to see answer by stanbon(75887)

Question 477661: Instructions say: "Find an equation in standard form for the line described." Here's the question: "Through P (-2, 1) and parallel to the line containing (1, 4), (2, 3). I have no idea. Could you please help?
Click here to see answer by stanbon(75887)

Question 477693: find f(-3) when f(x)=x^2+3x-4
Click here to see answer by solver91311(24713)

Question 477802: pls help me find the slope of each line it is y=-5x-1
Click here to see answer by mananth(16946)

Question 477906: Please help me to solve
Use the elimination method to solve the system.
2x+2y=-14
2x-3y=-4

Click here to see answer by Alan3354(69443)

Question 477906: Please help me to solve
Use the elimination method to solve the system.
2x+2y=-14
2x-3y=-4

Click here to see answer by ewatrrr(24785)

Question 477926: y-3=-2(x+1),what is the slop of the line represented?,what ordered pair is this point-slop equation based on?,what is the equation in slope-intercept form?,what is the standard form of this equation?,a line perpendicular to this would have a slope of?
Click here to see answer by stanbon(75887)

Question 477851: What is the equation of the line that contains the points with (x, y) coordinates (�3, 7) and (5, �1)?
Click here to see answer by lwsshak3(11628)

Question 477945: Please show me how to solve the following inequalities for X:
1. 6 > x + 4 >4
2. 2x > x > 10 > -x
Also the next category says Solve each of the following for x in terms of other variables. (Assume none of the variables equals zero)...
3. abx = c
4. a + bx = c + dx
5. ax - x = bx + c
Many thanks for your help. I was getting a migrane trying to solve this!!!!
Click here to see answer by Theo(13342)

Question 478047: Can you please show me the graph of x+y=2, 2x-y=-8? I just don't get the graph, plot, slope stuff.
Click here to see answer by mananth(16946)

Question 478211: Find an equation of the line that contains the given of points (23,27)(5,9)
Click here to see answer by Alan3354(69443)

Question 478221: Meena purchase 5 pens and 2 pencils , the total cost she paid is Rs .200.
Click here to see answer by Alan3354(69443)

Question 478254: What is the equation of the line that passes through the points (5, 2) and (−5, 7)?

Click here to see answer by MathLover1(20849)

Question 478245: What is an equation of the line perpendicular to the graph of y = -2x + 5 that passes through the point at (4, 7)? Write your answer in slope intercept form.
Click here to see answer by MathLover1(20849)

Question 478300: A line has an x-intercept of 4 and a y-intercept of -6.what is its equation in standard form?
Click here to see answer by Alan3354(69443)

Question 478306: What is the equation "in slope-intercept form" of the line perpindicular to the segment between (1,3) and (5,5) and passing through (3,4)
Click here to see answer by lwsshak3(11628)

Question 478367: Solve each system graphically. Be sure to check your solution. If a system has an infinite number of solutions, use set−builder notation to write the solution set. If a system has no solution, state this.
6x − 2y = 2,
9x − 3y = 1

Click here to see answer by stanbon(75887)

Question 478410: what is the equation for a line containing the point (9,-9) with a slope of 6/7 ?
Click here to see answer by nerdybill(7384)

Question 478434: I had to use the substitution method to solve 9x+5y=-18 and -3x+y=30. After using the substitution method I came up with the order pair (-7, 9). My problem is, how do I figure out if the solution to this system is consistent or inconsistent?
Click here to see answer by Tatiana_Stebko(1539)

Question 478429: i need to figure out the equation of 8x-10y=-80 and -2x-9y=18 then graph it to the y intercept and slope it and then figure out the intersection
Click here to see answer by mananth(16946)

Question 478498: Find the solution to each system by the addition (elimination method) Check your answer.
3x-11y=9
-9+33y=-8
Click here to see answer by stanbon(75887)

Question 478497: Find the solution to each system by the addition (elimination method) Check your answer.
4s-5t=18
6s+10t=-8

Click here to see answer by stanbon(75887)

Question 478495: Find the solution to each system by the substitution method.
2x-5y= -1
x-3y= -3
Click here to see answer by estefany(1)

Question 478495: Find the solution to each system by the substitution method.
2x-5y= -1
x-3y= -3
Click here to see answer by Alan3354(69443)

Question 478503: Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.-x + 2y = 8 and -x + 10y = 48
Click here to see answer by cleomenius(959)

Question 478496: Find the solution to each system by the substitution method.
10x+3y=8
2x+y=2
Click here to see answer by Alan3354(69443)

Question 478603: I don't understand how to execute this problem: Graph the following equation by plotting points (need to choose from 4 different graphs with plotting points). I know to choose three numbers and replace x with each number, but I don't understand how you would know if your answer is correct. Please help.
Thank you
1Dummy
Click here to see answer by wilft1(217)

Question 478554: Part 1: Write the equation of the line that passes through the points (3, 4) and (�3, �8) in point-slope form.
Part 2: Using complete sentences, explain whether or not it matters which point is used in the final answer. Also explain why you chose the point you did.

Click here to see answer by Alan3354(69443)

Question 478566: what is the equation of the line with the given points (-1,-6) and (-4,-7)
Click here to see answer by mananth(16946)

Question 478687: Write the equation of each line that has the indicated slope, m, and y intercept, b. Express final equations in slope-intercept form. Show all work. m = -3, b = -4.
Click here to see answer by rfer(16322)

Question 478683: Write the equation of each line that contains the indicated pair of points (4,5) and (-1,5). Express final equation in standard form. Show all work.
Click here to see answer by mananth(16946)

Question 478713: gRAPH THE SOLUTION of 5x+3y<15
5x-4y<20
Click here to see answer by mananth(16946)

Question 478799: Buring Calories - The following table list the Calories Burned by a 140 pound person walking at 4 miles per hour for various lengths of time.
Time minutes 6 12 18 24
Calories 32 64 96 128
A) Would it be reasonable to assume that the point (0,0) could be included in the table why or why not?
B) What type of polynomial function would model these data? Explain?
C) Find the function C that models the calories burned in t. minutes.

Click here to see answer by stanbon(75887)

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, 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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