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

Tutors Answer Your Questions about Linear-equations (FREE)

Question 379515: help solve the system of equations by graphing
y+2x=-4
4x+2y=-8
Click here to see answer by Jk22(389)

Question 379632: what is th slope of the line, 8x - 2y = 6
Click here to see answer by stanbon(57303)

Question 379696: what is the slop of the line that passes through points (5,-8) and (3,-3)?
Click here to see answer by ewatrrr(10682)

Question 379718: What is the slope of the line parallel to y=8x-10
Click here to see answer by nerdybill(6958)

Question 379718: What is the slope of the line parallel to y=8x-10
Click here to see answer by ewatrrr(10682)

Question 379762: What are the x- and y-intercepts of 2x + 9y = 18?

Click here to see answer by fractalier(2101)

Question 379762: What are the x- and y-intercepts of 2x + 9y = 18?

Click here to see answer by ewatrrr(10682)

Question 379797: what is m+10=-2
Click here to see answer by jim_thompson5910(28550)

Question 379799: how do you draw a line if only the slope is given?
Click here to see answer by Fombitz(13828)

Question 379900: 4y=8 whats the valus of x
Click here to see answer by robertb(4012)

Question 379952: Can you explain how to work out how to get the slope and y-intercept of the equation 3x=y-1 ?
Click here to see answer by robertb(4012)

Question 379970: Please help explain how to find the slope and y - intercept of the equation
4y-x=3
Click here to see answer by robertb(4012)

Question 379981: so im working on my homework and the equation is slope intercept and it's so confusing. i tried doing it okay, m=1/4 (-2,-3) than i got y-2=1/4(x--3) so you add two to three than 1/4 times x= 1/4x=14? than i can't figure out how to turn that into slope-intercept form.
Click here to see answer by stanbon(57303)

Question 380051: write an equation of a line in slope intercept form with a slope of -2 passing through the point (3, -2)
Click here to see answer by rfer(12657)

Question 380051: write an equation of a line in slope intercept form with a slope of -2 passing through the point (3, -2)
Click here to see answer by stanbon(57303)

Question 380079: show all stages
Click here to see answer by Fombitz(13828)

Question 380082: graph and show all stages

Click here to see answer by Fombitz(13828)

Question 380065: Can someone help understand how to plug in the point in graphic lines. Like for example this problem y=-1/5x-2. I need step by step HELP!!!!
Click here to see answer by stanbon(57303)

Question 380127: Can you help me find the slope of the line 9x + 3y = -81
Click here to see answer by robertb(4012)

Question 380127: Can you help me find the slope of the line 9x + 3y = -81
Click here to see answer by kingme18(98)

Question 380147: kindly solve this equation using substitution method. and please include the checking. thank your!
3. 5x-2y=1
10x-4y= 7
Click here to see answer by richard1234(5390)

Question 380169: 4x − 3y = 3
5x − 4y = 3

Click here to see answer by solver91311(16877)

Question 380259: Find the slope-intercept form of an equation of the line that has a slope of -3/4 and passes through (8,2).
Click here to see answer by ewatrrr(10682)

Question 380256: Write an equation in slope-intercept form for the line that has a slope of 2 and passes through (-4, -6)
Click here to see answer by ewatrrr(10682)

Question 380258: Write the equation of the line through (5, -3) and (-2, -8) in slope-intercept form
Click here to see answer by ewatrrr(10682)

Question 380301: Write the slope intercept form of an equation of the line that passes through (-2, 5) and has an undefined slope.
Click here to see answer by ewatrrr(10682)

Question 380306: Write an equation of the line that passes through (10,-4) and is perpendicular to the line whose equation is y = 2/5x - 8.
Click here to see answer by ewatrrr(10682)

Question 380300: Write the slope-intercept form of an equation for a line that passes through (-1, 0) and is perpendicular to the graph of 3x – 5y = 20.
Click here to see answer by ewatrrr(10682)

Question 380304: Write the slope intercept form of the equation of the line that passes through (-2, -3) and (2, -5).
Click here to see answer by ewatrrr(10682)

Question 380332: HOw do you know when an equation has an infinite number of solutions?
How do you know when an equation has no solution
Click here to see answer by stanbon(57303)

Question 380298: Find an equation of the line that passes through (0, -6) and (5, 3).
Click here to see answer by ewatrrr(10682)

Question 380299: Which equation is the slope-intercept form of the equation of the line that passes through (1, 2) and is parallel to 4x - 2y = 6?
Click here to see answer by ewatrrr(10682)

Question 380305: Write the slope intecept form of an equation for a horizontal line that passes through (-15, 11).
Click here to see answer by Fombitz(13828)

Question 380353: m=-7 (5,4) change to standard form
Click here to see answer by Alan3354(30993)

Question 380370: find the equation of the line that contains the point(-2,-3) and is perpendicular to the line x+4y=6?
Click here to see answer by Alan3354(30993)

Question 380319: please help me solve this equation
Click here to see answer by Fombitz(13828)

Question 380482: where can I go to learn how to do plotting points,rise and run,and the distance formula.I do not get how to do it,so I need to learn step by step,can you please help me find where to look?
Click here to see answer by stanbon(57303)

Question 380524: If (3,0) is a point on the graph of y=f(x), which of the following must be on the graph of y=f(-x)?
a) (0,3)
b)(0,-3)
c)(3,0)
d)(-3,0)
Click here to see answer by edjones(7569)

Question 380516: Graph the ineqaulity x - 2y is less than or equal to 0
Click here to see answer by mananth(12270)

Question 380519: write the function whose graph is the graph of
reflected about the x-axis
Click here to see answer by Fombitz(13828)

Question 380569: Find an equation of the line having the given slope and containing the given point : m=-4(8,9)
Click here to see answer by ewatrrr(10682)

Question 380567: Use the slope intercept form to graph the equation 8x+y=-1
Click here to see answer by ewatrrr(10682)

Question 380830: write an equation for the line with slope 5 going through point (1,2)
Click here to see answer by richard1234(5390)

Question 380834: write an equation for the line going through the points (2,3) and (4,-2)
Click here to see answer by rfer(12657)

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