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

Tutors Answer Your Questions about Linear-equations (FREE)

Question 404717: (0,0) x = -3y - 12 find an equation of the line that passes through the given point and is perpendicular to the given line. write the equation in slope intercept form.
Click here to see answer by mananth(12270)

Question 404780: what is the slope the line passing through (4,-8),(-1,7).
Click here to see answer by mananth(12270)

Question 404792: M+3(m-4)=16 Now I know the answer is m=7 because my sister told me but I need to know how She came up with that now she did say m is 1 I am confused can you help me
Click here to see answer by IWork4Dessert(60)

Question 404878: Write an equation for a line that passes through (-4.5) and (0,-2)
Click here to see answer by josmiceli(9671)

Question 404963: show me in standard form when a line passes through the points(-1,7) and (2,4) help me find the equation of the line
Click here to see answer by ewatrrr(10682)

Question 405010: Determine the number of real number solutions to the equation from this given graph.
5x2 + 4x + 6 = 0, given the graph of y = 5x2 + 4x + 6
Click here to see answer by MathLover1(6627)

Question 405136: find the slope for the pairs if it exist (4,7) (6,-10)
Click here to see answer by rfer(12657)

Question 405177: what is the slope intercept form to this equation (-3,-2),y=x+2
Click here to see answer by Alan3354(30993)

Question 405309: how do i solve this problem -3=x+y
Click here to see answer by stanbon(57307)

Question 405411: Is 7x+y+3=y a linear equation
Click here to see answer by robertb(4012)

Question 405445: Trying to figure out the slope of the line determined by the equation 2x=y. I came up with m = -2, but don't feel confident in my answer. I used the formula: Y2-Y1/X2-X1
Click here to see answer by vleith(2825)

Question 405540: can you help me

Click here to see answer by Alan3354(30993)

Question 405540: can you help me

Click here to see answer by stanbon(57307)

Question 405575: Find the equation of the line.
Thru (4,2) ; m= -2/3
Thru (9,2) ; perpendicular to 3x+2y=31
Click here to see answer by ewatrrr(10682)

Question 405581: use the intercepts to graph the equation.
5x+3y=15
Click here to see answer by ewatrrr(10682)

Question 405704: how do you graph y=2x+4
Click here to see answer by jim_thompson5910(28593)

Question 405704: how do you graph y=2x+4
Click here to see answer by Alan3354(30993)

Question 405700: xwhat are the x and y- intercept of this equation:y=-7x
Click here to see answer by Alan3354(30993)

Question 405791: explain how you can find the price of y identical shirts if each shirt costs $19.00

Click here to see answer by richard1234(5390)

Question 405801: Solve by substitution:6x-y=18 8x+y=24
Click here to see answer by MathLover1(6627)

Question 405800: Solve by substitution:2x-3y=-7 3x+y=-5
Click here to see answer by MathLover1(6627)

Question 405837: Solve the equation: 6x-8=10x+16

Click here to see answer by rfer(12657)

Question 405862: how do u solve 6t+7/4t-1=3t+8/2t-4
Click here to see answer by rfer(12657)

Question 405796: Solve by substitution:3y+4x=5 x+y=1
Click here to see answer by rfer(12657)

Question 406108: Choose the graph that corresponds to the equation x − 5y = 10.

Click here to see answer by ewatrrr(10682)

Question 406134: write an equation of a line, in slope intercept form, that has a point on the line of (3,-4) and a slope of 3
Click here to see answer by ewatrrr(10682)

Question 406255: Find an equation for the line with the given properties.
perpendicular to the line y=1/9x+2; containing the point (3,-3)
Click here to see answer by ewatrrr(10682)

Question 406487: how to do "what is the slope of y= -x + 3?
Click here to see answer by mananth(12270)

Question 406723: If one line has a slope of −3 and another has a slope of 2, which line is steeper? Why?
Click here to see answer by ewatrrr(10682)

Question 406769: A river drops 4 feet over a horizontal distance of 97 feet.
Find the slope of this part of the river.
Round your answer to two decimal places.

Click here to see answer by rfer(12657)

Question 406720: In 1993 a farmer owned 250 acres. In 2004 he owned 312 acres. If this growth is linear, how many acres should he own in 2012. Write a linear equation to model his growth.
Click here to see answer by ewatrrr(10682)

Question 406902: 7x+8=1
Click here to see answer by rfer(12657)

Question 407240: What is the slope-intercept form of the line that has a slope of 3 and contains the point (2, 5).
Click here to see answer by unit(6)

Question 407101: Please help me solve this equation: 1/2x+3/4y=6, solve for y
Click here to see answer by ankor@dixie-net.com(15649)

Question 406764: graph x<-4y-8
Click here to see answer by ewatrrr(10682)

Question 407282: this is a systems of linear equations in two variables.
How would i go about solving for x and y with the equations ax+y=b and bx-y=a?
Click here to see answer by graphmatics(170)

Question 406929: What is the equation of the line perpindicular to y=-1/5x+2 that passes through point (10,7)?
Click here to see answer by ewatrrr(10682)

Question 407050: a line passes through the points (0,3) and (2,-9). what is the equation of this line in alope-intercept form?
Click here to see answer by ewatrrr(10682)

Question 407356: How do you determine wheter each order pair is a solution of the given equation? y=3x (2,3),(3,2),(-4,-12).
Click here to see answer by jim_thompson5910(28593)

Question 407398: y=2x-5 find y coordinates of (-2), (4) and (-1)
Click here to see answer by jim_thompson5910(28593)

Question 407405: HELP! :(

Find the slope of a line that passes through the points (-2,1) and (3, -4).
Click here to see answer by jim_thompson5910(28593)

Question 407421: Find the y intercept for 2x+y=6
Click here to see answer by jim_thompson5910(28593)

Question 407060: solve the system of equations graphically: x=2,y=4
Click here to see answer by ewatrrr(10682)

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