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

Tutors Answer Your Questions about Linear-equations (FREE)

Question 480416: Write the equation of the line which passes through (5, �2) and is parallel to x = 4
Click here to see answer by Tatiana_Stebko(1539)

Question 480527: write the equation of the line given m=2 and b=-1.
Click here to see answer by Alan3354(69443)

Question 480528: write the equation of the line (2,11) and (-1,-1). Thank you
Click here to see answer by Tatiana_Stebko(1539)

Question 480577: Find the slope of the line which passes through the points (0,-5) and (-5,12)
Click here to see answer by solver91311(24713)

Question 480576: Find the slope of the line passing through the points (5,8) and (6,12)
Click here to see answer by solver91311(24713)

Question 480564: Can you please help me with this problem? I need to solve for x.
6x-2 / 3 + x-3 / 2 = 1/5
Click here to see answer by Maths68(1474)

Question 480620: can someone show me how to graph y=-1 and show me how to get the plotting points
Click here to see answer by Alan3354(69443)

Question 480617: A line that passes through (-2, 7) and is parallel to the line 2x - y = 1 has equation?

Click here to see answer by htmentor(1343)

Question 480653: I am trying to solve this equation Y=5/6x-2
Click here to see answer by wilft1(217)

Question 480664: slope = -8; (-2, -2)
Write in standard form an equation of the line passing through the given point with the given slope.
Click here to see answer by lwsshak3(11628)

Question 480685: write the equation of the line that is parallel to the line 4x+5y=7 and passes through the point (-1,8). thank you
Click here to see answer by lwsshak3(11628)

Question 480714: Instructions say: "Find an equation in standard form for the line described." The question is: "Through P (5, -2) and perpendicular to the line 2x-3y=6. Please help!!!
Click here to see answer by lwsshak3(11628)

Question 480808: find the y intercept of the line between (-12,8) and (10,-3)
Click here to see answer by Tatiana_Stebko(1539)

Question 480815: trying to answer this question and the program keeps saying i am wrong. not sure where i am messing up.
It wants me to answer in standard form and gives me a point of (3,1) with a slope of 2/5. sorry for being so vague.
Click here to see answer by Tatiana_Stebko(1539)

Question 480851: Find the slope of the line that contains (-7, -5) and (-4, -6)
Click here to see answer by ewatrrr(24785)

Question 480999: How do I work out the following question? Which of the following is the equation of a line that passes through (-2, -1) and (-4, -3)?
Click here to see answer by stanbon(75887)

Question 480995: find the slope of the line containing the two points
a. p1(8,-3)p2(2,1)
b, p1(-2,3)p2(4,-1)
Click here to see answer by ewatrrr(24785)

Question 480991: sketch the graph of f(x)=xsquared-6x+7 using intercept and symetry
Click here to see answer by stanbon(75887)

Question 481113: factor by grouping 10c� + 25c � 6c � 15
Click here to see answer by Edwin McCravy(20055)

Question 480998: solve the following equations;
3x+2y+7=0
6x+4y-8=0,
a. algebraically
b. graphically
Click here to see answer by mananth(16946)

Question 480989: graph using the slope intercept
a) y=3x+1
b) 3x-4y=12
Click here to see answer by Edwin McCravy(20055)

Question 481179: if in a triangle
∠a = 2∠b = 6∠c
find ∠a, ∠b, ∠c
please help

Click here to see answer by Alan3354(69443)

Question 481179: if in a triangle
∠a = 2∠b = 6∠c
find ∠a, ∠b, ∠c
please help

Click here to see answer by Edwin McCravy(20055)

Question 481208: I have to use the discriminant to determine the number of solutions of the quadratic equation, and weather the solutions are real or complex.
4/3x^2-2x+3/4=0
Click here to see answer by Alan3354(69443)

Question 481204: 6x^2-42x+72

I have to factor.
Click here to see answer by Alan3354(69443)

Question 481206: x^2-2/3x=0
I have to complete the square.
Click here to see answer by nerdybill(7384)

Question 481207: I have to use the discriminant to determine the number of solutions of the quadratic equation, and weather the solutions are real or complex.

2x^2+x-1=0
Click here to see answer by rfer(16322)

Question 481304: how would you do 4(3x-1)=10?
Click here to see answer by rfer(16322)

Question 481375: The Highlands Organic Farm in Cameron Highlands has a 50-acre farm on which to plant strawberries and tomatoes. The farm has 300 hours of labour per week and 800 tons of fertilizer available, and has contracted for shipping space for a maximum of 26 acres worth of strawberries and 37 acres worth of tomatoes. An acre of strawberries requires 10 hours of labour and 8 tons of fertilizer, whereas an acre of tomatoes requires 3 hours of labour and 20 tons of fertilizer. The profit from an acre of strawberries is RM400, and the profit from an acre of tomatoes is RM300. The farm management wants to know the number of acres of strawberries and tomatoes to plant to maximize profit.
a) Formulate the above as a linear programming problem

Click here to see answer by Theo(13342)

Question 481452: I recently enrolled in college, It's been a while since I have seen this stuff. All the help is greatly appreciated.
3x+7=2(x-1)

Click here to see answer by richard1234(7193)

Question 481605: Parallel to y=3x+5 and passes through (10,4) needs to be in y=mx+b form
Thank you!
Click here to see answer by jim_thompson5910(35256)

Question 481595: 1/2(6+4x)-1/4(8x-12)=1/2(2x-4)
Click here to see answer by rfer(16322)

Question 481612: Find an equation of the line containing the given pair of points.
1/4, -1/2 and �, 5
What is the equation of the line?
Y = ?
Simplify answer, type answer in the form y = mx+b using integers or fractions.

Click here to see answer by rfer(16322)

Question 481592: 6x-3(6-5x)+3x=10-4(2-4)
Click here to see answer by rfer(16322)

Question 481614: 1. Write an equation of the line containing the given point and parallel to the given line.
(5,7); x+7y=8
The equation of the line is y=__________
Express your answer in the form y=mx+b.
2. Write an equation of the line containing the given point and parallel to the given line.
(-5,2); 4x=5y+7
The equation of the line is y=__________
Express your answer in the form y=mx+b.
3.Write an equation of the line containing the given point and perpendicular to the given line.
(4,8); 9x+y=8
The equation of the line is y=__________
Express your answer in the form y=mx+b.
I really tried to figure this out but I am running out of time and I cannot figure them out. Please help me, thank you.

Click here to see answer by Alan3354(69443)

Question 481656: Graph the line containing the given pair of points and find the slope. (5,6) (-6,-2)
Click here to see answer by mananth(16946)

Question 481683: What is the equation of the line containg the given pair of points (-7,0) and )0,5)
Click here to see answer by jim_thompson5910(35256)

Question 481683: What is the equation of the line containg the given pair of points (-7,0) and )0,5)
Click here to see answer by rfer(16322)

Question 481674: 1. Write an equation of the line containing the given point and parallel to the given line.
(-5,2); 4x=5y+7
The equation of the line is y=__________
Express your answer in the form y=mx+b.
2.Write an equation of the line containing the given point and perpendicular to the given line.
(4,8); 9x+y=8
The equation of the line is y=__________
Express your answer in the form y=mx+b.
Please help, I have tried solving it and keep getting it wrong!
Click here to see answer by mananth(16946)

Question 481719: I have a list of questions that I am having trouble with. Please help, I have already tried solving them and I am a visual learner. I need the correct answers by 2:50am EST in like 2 1.2 hours (Aug 15 2:50am). Thank you.
1. Find an equation of the line containing the given pair of points. (-3, -9) and (-7, -8)
2. Find the slope and the y-intercept of the line. 4x=9y+72. Slope is___?
3. Determine whether the graphs of the pair of lines are parallel. x+11=y & y-x=-7
Slope of line x+11=y is ____?
Slope of y-x==7 is ____?
4. Find the slope-intercept equation of he line that has the given characteristics. Slope 0 and y-intercept is (0, 7)
The slope-intercept equation is y=_____?
5. Find the function value.
f(x)=x3(exponent 3) f(-6)= ____?
6.Write an equation of the line containing the given point and parallel to the given line. (2, -3); 3x-4y=9
7. Determine whether te graphs of the equations are perpendicular.
7x-5y=9
7y-5x=4
8. Find an equation of the line having the given slope and containing the given point. m= -3, (7, 9)
Please help, thank you!

Click here to see answer by mananth(16946)

Question 481743: Help me please. I need this by 2:50am eastern timezone.
1. Given the function g described by g(x)=12x. Find each of the following.
a. g(-1)
b. g(13)
c. g(24)
Click here to see answer by jim_thompson5910(35256)

Question 481767: The sum of two numbers is 27. Half the smaller number plus twice the larger number is 36. What are the numbers?
a. Write an equation for the sum of two numbers.
b. Write an expression for the half the smaller number.
c. Write an expression for twice the larger number.
d. Write an equation for half the smaller number plus twice the larger number.
Click here to see answer by stanbon(75887)

Question 481861: Find the x-intercept and y-intercept of the line 3x+4y=-24
Click here to see answer by ewatrrr(24785)

Question 481873: Find an equation of the line that passes through the points (1,6) and (-3,-4)
Click here to see answer by solver91311(24713)

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