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

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Question 1023537: mx=ay-bc
Click here to see answer by ikleyn(52780)

Question 1023536: How do I work this problem? If 3y-6x=-6, determine the value of the y for each x value
Click here to see answer by addingup(3677)

Question 1023605: What is the equation of the line that passes through the points (-1,3), and (0,1)?
Click here to see answer by josgarithmetic(39617)

Question 1023605: What is the equation of the line that passes through the points (-1,3), and (0,1)?
Click here to see answer by Cromlix(4381)

Question 1023591: I need to solve system by graphing, then find the point of intersection:
y=x+5
y=-x+3
Click here to see answer by KMST(5328)

Question 1023680: If a graph is a line that is perpendicular to the line g(x) = 5x-2 and contains the point (6,3), determine the linear function.
Click here to see answer by FrankM(1040)

Question 1023680: If a graph is a line that is perpendicular to the line g(x) = 5x-2 and contains the point (6,3), determine the linear function.
Click here to see answer by solver91311(24713)

Question 1023691: Graph the piecewise-defined functions:

Click here to see answer by Edwin McCravy(20054)

Question 1023756: linear equations with substitution and graphing-
3x-y=2
-6x+2y=6
Click here to see answer by Edwin McCravy(20054)

Question 1023756: linear equations with substitution and graphing-
3x-y=2
-6x+2y=6
Click here to see answer by KMST(5328)

Question 278611: The solution to the system y = x(squared) + 2 and y = 2 consists of how many ordered pairs?
Click here to see answer by jpankey(3)

Question 1023804: Solve the problem and graph:
Suppose that a cost function for the production of a particular item is given by the equation C(x) =2x^2-320x+12,920, where x represents the number of items. How many items should be produced to minimize the cost?
Click here to see answer by josgarithmetic(39617)

Question 1023811: 16 + 20 = 2x + x
Click here to see answer by ikleyn(52780)

Question 1023794: Will you solve 6 1/4-3 1/3

Click here to see answer by Fombitz(32388)

Question 1023918: y = -2x - 10
graph it
Click here to see answer by stanbon(75887)

Question 1023918: y = -2x - 10
graph it
Click here to see answer by Alan3354(69443)

Question 1023916: In the solution of the equation 5 - 3x = 2x + 9, 3x is added to the equation first. Which of the following should be done next?

Click here to see answer by ewatrrr(24785)

Question 1023916: In the solution of the equation 5 - 3x = 2x + 9, 3x is added to the equation first. Which of the following should be done next?

Click here to see answer by MathLover1(20849)

Question 1023915: Flying into the wind, a helicopter takes 15 minutes to travel 15 kilometers. The return flight takes 12 minutes. The wind speed remains constant during the trip.
a) Find the helicopters average speed (in kilometers per hour) for each leg of the trip.
b) Write a system of linear equations that represents the situation.
c) What is the helicopters average speed in still air? What is the speed of the wind?

Click here to see answer by solver91311(24713)

Question 1022389: The value of a new computer netaork for an office is $12 000. If the depreciation of the new computers, with respect to time, in dollars per year is 15%, in how many years will the computer network have no value?
Click here to see answer by fractalier(6550)

Question 1023932: I need help with my math homework. It is solving linear equations with one variable
Click here to see answer by Alan3354(69443)

Question 1023945: Find an equation of a line in slope-intercept form with slope 1/5 and containing the points (10,1)
Click here to see answer by Alan3354(69443)

Question 1023985: 6x-3y=9 converted into slope-intercept and solve for y
Click here to see answer by josgarithmetic(39617)

Question 1023989: What is the equation of the line that goes through the points (4,-1) and (2,3)
Click here to see answer by MathLover1(20849)

Question 1024024: write an equation of the line that passes through (3,1) and (0,10)?
Click here to see answer by josmiceli(19441)

Question 1024083: The points that passes through the line (2,3) and is perpendicular to the line that passes through the points (4,5) and (9,12) ..?
Click here to see answer by Cromlix(4381)

Question 1024298: Please help with the following questions. Please show work so that I understand. Thank you!
A.) What is the equation in standard form of a parallel line that passes through (0,-3)?
B.) On the parallel line, find the ordered pair where x=2.
Thank you!
Click here to see answer by stanbon(75887)

Question 1024299: Please help with this question. I am very confused.
Make a scatter plot of the data in the table. Describe the correlation: positive, negative, none.
Table:
x -4 -3 1 2 3 7
y 7 4 2 -3 -4 -8
Thank you!!!!
Click here to see answer by Fombitz(32388)

Question 1024313: Please help with the following question:
y-3=3(x+1)
A.) what is the equation in standard form of a parallel line that passes through (0,-3).
B.) On the parallel line, find the ordered pair x=2.
Thank you greatly!
Click here to see answer by Alan3354(69443)

Question 1022874: write the linear equation in the standard form: y= 4/3x - 5/3
Click here to see answer by Fombitz(32388)

Question 1024346: Please help me solve this problem: A person can drive 329 miles on 12 gallons of gas. How many gallons of gas would be needed for 227-mile trip?
Click here to see answer by ikleyn(52780)

Question 1024345: Please help me solve this problem: A person can drive 329 miles on 12 gallons of gas. How many gallons of gas would be needed for 227-mile trip?
Click here to see answer by ikleyn(52780)

Question 1024350: Please help me solve this problem: Subtract and simplify. 10 1/6 - 8 9/14
Click here to see answer by FrankM(1040)

Question 1024348: Please help me solve this problem: Perform the addition. 7 2/3 + 6 7/8
Click here to see answer by Fombitz(32388)

Question 1024361: 5x+4y=-30
3x-9y=-18
Please help me with elimination
Click here to see answer by Fombitz(32388)

Question 1024448: Please help me solve this problem: On a seven-day backpacking trip, Nicholas walked an average of 11 2/5 miles per day. How many miles did he walk for the entire trip?
Click here to see answer by FrankM(1040)

Question 1024453: Please help me solve this problem: Multiply and simplify. 5/7 times 2 times 3/10
Click here to see answer by josgarithmetic(39617)

Question 1024451: Please help me solve this problem: Divide and simplify. 6 5/17 divided by 2 1/3
Click here to see answer by josgarithmetic(39617)

Question 1024446: Please help me solve this problem: Solve the equation by first clearing the fractions. 2/15w = 1 + 1/9w
Click here to see answer by solver91311(24713)

Question 1024445: Please help me solve this problem: 8/15x - 7/5 = 1/5
Click here to see answer by ikleyn(52780)

Question 1024485: Word problem:-
A three digit number is equal to 17 times the sum of its digits. If 198 is added to the original number,
the digits get interchanged. The addition of the first & the third digit is 1 less than the middle digit.
Find the original number. (steps required)
Click here to see answer by josgarithmetic(39617)

Question 1024441: Please help me solve this problem: Solve the equation by clearing the fractions. 14/10k + 9/5 = 1/15
Click here to see answer by mananth(16946)

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, 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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, 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