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

Tutors Answer Your Questions about Linear-equations (FREE)

Question 547363: How do you find the x and y intercepts of this equation?
-2x+3y=10
Click here to see answer by stanbon(75887)

Question 547471: find the slope of this equation and show work thanks, 4x+5y=12
Click here to see answer by oberobic(2304)

Question 547496: find an equation for the line with the given properties. Express the equation in slope-intercept form
slope=6; containing the point (3,-8)
Click here to see answer by mananth(16946)

Question 547487: Graph the equation -4x+8y=12
Click here to see answer by mananth(16946)

Question 547535: A line with slope equal to 1 and a line with slope equal to 2 intersect at the point (4,6). Points Q and R are both on the x-axis. What is the area of triangle PQR?
Click here to see answer by mananth(16946)

Question 547534: a ferry charges children $5 and adults $8. Let x be the number of children and y the number of adults. How many ordered pairs (combinations of cchildren and adults) consisting of whole numbers are possible so the total fee for al passengers is exactly $1000?
Click here to see answer by mananth(16946)

Question 547615: Write the Slope Intercept form of an equation for the line that passes through (4,0) and is parallel to the graph of 3y-6x=4
Click here to see answer by stanbon(75887)

Question 547723: which of these equations has slope = 2/3 and passes through the point (0,-4)?
Click here to see answer by mathie123(224)

Question 547723: which of these equations has slope = 2/3 and passes through the point (0,-4)?
Click here to see answer by mananth(16946)

Question 547681: if the points (2,5), (3,3) and (k,1) lies on a straight line find the value of k
Click here to see answer by Alan3354(69443)

Question 547769: 6x+12y=24
X-y/2=18
Are these lines parallel or perpendicular?
Click here to see answer by mananth(16946)

Question 547769: 6x+12y=24
X-y/2=18
Are these lines parallel or perpendicular?
Click here to see answer by lmeeks54(111)

Question 547781: solve by substitution
4x+3y=4.
y=2x~7
Click here to see answer by mindy23(2)

Question 547811: find the slope (1,0) and (0,-3)
Click here to see answer by jim_thompson5910(35256)

Question 548095: how do you find the slope & the y-intercept of the equation y= -3x + 2
Click here to see answer by stanbon(75887)

Question 548102: I am completely lost and I can't seem to find the right answer...
(3,-6);3x=5y=4
Write an equation of the line containing the given point and perpindicular to the line
y=mx=b
Click here to see answer by Alan3354(69443)

Question 548098: The slope m and y intercept b. M = -5, b = -6 . M = 0.4, b = -9
Click here to see answer by Alan3354(69443)

Question 548107: graph each equation 2x-y=3
Click here to see answer by oberobic(2304)

Question 548132: what is the slope intercept form of the line described?
through: (3,5) parallel to y=7/4x+1
Click here to see answer by mananth(16946)

Question 548115: A line with slope equal to 1 and a line with slope equal to 2 intersect at the point P(4,6) as shown. Points Q and R are both on the x-axis. What is the area of triangle PQR
Click here to see answer by mananth(16946)

Question 548111: Write the equation of a line passing through (-2, 3) with slope = 0.
Click here to see answer by mananth(16946)

Question 548142: y=4x+6

Click here to see answer by smmoore(10)

Question 548153: find the slope of the line parallel to 6x-5y=8
Click here to see answer by mananth(16946)

Question 548307: What would the equation be if the :
Rate of change: (-10) sales per every .25 cents added
Y-intercept: 135
Click here to see answer by stanbon(75887)

Question 547539: Please help me solve this problem.
f(x) = 2x + 7; find f(3)
Click here to see answer by KMST(5328)

Question 548295: 7x = 6y + 48 find the slope

Click here to see answer by Alan3354(69443)

Question 548314: Find an equation of the line satisfying the specified conditions:
through (-7,2) and parallel to (-8x+7y=49)
Click here to see answer by stanbon(75887)

Question 548344: Find the x- and y-intercepts for the equation. Please show all of your work. Then graph the equation and submit your graph through the dropbox.
y = -2x � 8
Click here to see answer by mananth(16946)

Question 548351: 4. The line

represents an estimate of the average cost of gasoline each year. The line

estimates the price of gasoline in January of each year (�Consumer price index,� 2006).
a. Do you expect the lines to be intersecting, parallel, or perpendicular? Explain your reasoning.
b. Use the equations of the lines to determine if they are parallel. What did you find?
c. Did your answer to Part b. confirm your expectation in Part a?

Click here to see answer by Alan3354(69443)

Question 548487: Find an equation of the line containing the given pair of points ((-1,-3) and (-9,-2). The equation of the line in slope intercept form is y=
Click here to see answer by stanbon(75887)

Question 548490: Find an equation of the line having the given slope and containing the given point. m=3 (4,3)
Click here to see answer by jim_thompson5910(35256)

Question 548547: Write the equation of the line with slope = 0 and containing the point (-9,-10).
Click here to see answer by mananth(16946)

Question 548522: What is the y-intercept of the line containing (2,7) and perpendicular to a line with slope -3/2?
Click here to see answer by mananth(16946)

Question 548521: Find an equation of the line parallel to the graph of 4x+2y=8 and containing the ordered pair (-1,5)
Click here to see answer by mananth(16946)

Question 548618: what is equation of the line containing given point (-3,0) with slope m=-2
Click here to see answer by mananth(16946)

Question 548659: how do i find the slope and y intercept y=2/5x+3
Click here to see answer by jim_thompson5910(35256)

Question 547932: linear function problem. y=2x+3
Click here to see answer by jim_thompson5910(35256)

Question 548002: What is the slope and y-intercept in the following? y=4x+2
Click here to see answer by jim_thompson5910(35256)

Question 548646: Write an equation of the line that passes through the point (7, -6) and is perpendicular to the line 4x + 6y = 7
Click here to see answer by bucky(2189)

Question 548658: x=5y-7 what is the x and y intercept form
Click here to see answer by edjones(8007)

Question 548692: find the slope AND Y-INTERCEPT of y=-x-2
Click here to see answer by jim_thompson5910(35256)

Question 548764: y=2x+5
Click here to see answer by jim_thompson5910(35256)

Question 548780: how do you find the y intersept and slope of this equation --> y = two thirds x minus three ??
Click here to see answer by jim_thompson5910(35256)

Question 548810: FIND THE SLOPE, IF EXIST
Y=-2.72X
WHAT IS THE SLOPE.
Click here to see answer by jim_thompson5910(35256)

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, 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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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