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

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Question 545332: 2x+9y=-68 find slope
Hod do you do this?
Click here to see answer by rfer(16322)

Question 545347: equation through (-5, -1)and (6, -4)
Click here to see answer by jim_thompson5910(35256)

Question 545301: Please help me solve this: Find f(2a) if f(x)=x^2-2x+4. Thank you!
Click here to see answer by jim_thompson5910(35256)

Question 545359: find the slope of the line containing the pair of points (-19,-7) and (-20,-17)
Click here to see answer by jim_thompson5910(35256)

Question 545372: find the slope and y intercept f(x) = - 2x - 5
Click here to see answer by rfer(16322)

Question 545442: Write an equation of a line that passes through the point (2,0) and is perpendicular to y=1/3x+3. I don't get this:(
Click here to see answer by scott8148(6628)

Question 545505: How do I find the equation for the line that passes through points (-1,5) and (-1,-7)?
my work that i did.
-1 -1
5 -7

Click here to see answer by Alan3354(69443)

Question 545570: Create the equation of the line that is perpendicular to the line that goes between the points (-5,0) and (0,8).
Click here to see answer by jerryguo41(197)

Question 545629: I'm confused on how to solve the equation below. Thank you
-3y=3x-9
Click here to see answer by saifoo.khan(162)

Question 545644: The number of gallons, g, in a circular swimming pool varies jointly with the square of the radius,r and the depth,d. If g=754 gallons when r=4ft and d=2ft, then find the number of gallons in the pool when r=3ft and d=1.5 ft.
I have tried to solve this equation but i just cant seem to understand how to do it.
Click here to see answer by Alan3354(69443)

Question 545680: find the of the line through the given points (5,-6)(2,-4)
Click here to see answer by saifoo.khan(162)

Question 545737: Write the standard form of the line through (-8,2) and has slope m= -3/7
Click here to see answer by saifoo.khan(162)

Question 545737: Write the standard form of the line through (-8,2) and has slope m= -3/7
Click here to see answer by MathTherapy(10552)

Question 545739: find an equation of the line containing the given points (3,4) and (9,5)

Click here to see answer by saifoo.khan(162)

Question 545741: write the equation in slope intercept form
2x-3y-6=0
Click here to see answer by neatmath(302)

Question 545885: I need help solving this equation: With the slope -(1)/(7) and y intercept (0,2)
Click here to see answer by mananth(16946)

Question 545996: If anyone could help me figure this out, it would be greatly appreciated!
Graph the following inequality using intercepts: y-5+2x<0
Click here to see answer by JBarnum(2146)

Question 546072: Write an equation of the line containing the given point and perpendicular to the given point. (0,7) 8x+3y=7
Click here to see answer by guitarheroguy(26)

Question 546078: The speed of light is approximately 3x10^8 m/sec. If the sun is 1.5x10^11 meters from earth, approximately how many seconds does it take light to reach the earth. Express your answer in scientific notation.
Click here to see answer by Alan3354(69443)

Question 546201: find the slope for 9x-2y=7

Click here to see answer by NAMath(12)

Question 546223: write an equation in slope-intercept form of the line parallel to 2,-3y=5 that passes through (0,-1)
Click here to see answer by NAMath(12)

Question 546275: give two points that falls on the line y=5x

Click here to see answer by Alan3354(69443)

Question 546382: Give the equation of the line, in slope-intercept form, that passes through the points (-4,7) and (8,16)
Click here to see answer by mananth(16946)

Question 546402: whats the slope and y-intercept of the line 3x+2y=2
Click here to see answer by mananth(16946)

Question 546410: Given the linear equation y=4x-2
a. Give the line, in slope-intercept form, that is parallel to this line and passes through the point (-1,3)

Click here to see answer by brainyy(1)

Question 546454: find the equation of a line parallel 3,7 and perpendrcial to 2x+5y-7=0
Click here to see answer by mananth(16946)

Question 546455: Given the linear equation y=4x-2
Give the line, in slope-intercept form, that is perpendicular to this line and passes through the point (12,7)
Click here to see answer by mananth(16946)

Question 546470: A manufacturer sends 1200 parts to customer in two batches. Each unit of the first batch costs $35 while each unit in the second batch costs $37. if the total cost was $43600 how many units were there in each batch.
Thank you for your help
with regards
sajith

Click here to see answer by stanbon(75887)

Question 546548: Find the ordered pairs that are both solutions of the given equation :
4x - 3y = 1
Click here to see answer by mananth(16946)

Question 546711: How do you get the equation of a line perpendicular to the line whose equation
is y=6 which passes through (-3,3)?
Please explain each step because I'm really confused
Click here to see answer by Edwin McCravy(20055)

Question 546892: please help me with this equation: write the equation that describes the line with slope = 4 and y-intercept = 5/2 in slope-intercept form
Click here to see answer by mananth(16946)

Question 546886: graph the equation y+3=1/2(x+2)
Click here to see answer by mananth(16946)

Question 546911: Which linear equation represents the line with a slope of 3 passing through the point (-2,-4)

Click here to see answer by bburlbaw(1)

Question 546864: Find the slope and y-intercept of the line that is perpendicular to y=1/3x-3 and passes through the point (-4, 3).

Click here to see answer by mananth(16946)

Question 546889: c/-3+5=7
Click here to see answer by rfer(16322)

Question 547053: Using the function C(F)=5/9(F-32)to determine the Celsius temperature to F which corresponds to 14 degrees? This is as far as I have gotten. C(14)=5/9(14-32)
Click here to see answer by solver91311(24713)

Question 547127: which equation describes the line with slope 8 that contains the point (-3,-6)
Click here to see answer by JBarnum(2146)

Question 547145: find the equation of the line that is perpendicular to 9x-3y=-2 and contains the point (0,4). i know the answer is y=-1/3x+4 but i don't know how to get it.
Click here to see answer by mananth(16946)

Question 547176: You guys have been my saints throughout my math course!
Find what values of m is the line a tangent to the parabola ?
Thanks :)
Click here to see answer by Edwin McCravy(20055)

Question 547207: What is the equation of line parallel to that contains the point(4,2)?
Click here to see answer by mathie123(224)

Question 547198: Give the slope and y-intercept for the linear equation
Click here to see answer by mathie123(224)

Question 547224: How many solutions are there for this equation?
2y = 2x + 24
-x + y = 12
Click here to see answer by lmeeks54(111)

Question 547220: Find the x and y intercepts for the given equation:

Click here to see answer by mathie123(224)

Question 547303: how do you write 3y = -x - 20 in standard form

Click here to see answer by Edwin McCravy(20055)

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, 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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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