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

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Question 807825: -8x-8y=-16 -- [find two points on this line]
Click here to see answer by TimothyLamb(4379)

Question 807263: y=5/-2x-1 -- [find two points on this line]
Click here to see answer by TimothyLamb(4379)

Question 807877: if two straight lines :X+Y=5 and KX+2Y=0 are parallel then find k.....(with steps)
Click here to see answer by stanbon(75887)

Question 807877: if two straight lines :X+Y=5 and KX+2Y=0 are parallel then find k.....(with steps)
Click here to see answer by TimothyLamb(4379)

Question 807877: if two straight lines :X+Y=5 and KX+2Y=0 are parallel then find k.....(with steps)
Click here to see answer by richwmiller(17219)

Question 807614: First, solve the following system by graphing.
2x - 6y =2
6x + 3y = 12
Then, find the sum of the x and y coordinates of the solution.

Click here to see answer by TimothyLamb(4379)

Question 807892: 4. Transform this equation to slope-intercept form: 8x + 6y = 12
A.-4/3x+2
B.-4/3x+6
C.4/3x+6
D.2/3x+2

Click here to see answer by TimothyLamb(4379)

Question 807592: y+z+w=6
z+2w+x=8
3w+x+y=10
x+y+z=9
What would I do to get the answer for this question?
Click here to see answer by TimothyLamb(4379)

Question 807584: 2x+y=8
y+3z=5
z+2w=1
5w+3x=9
How would I get the answer for this?
Click here to see answer by TimothyLamb(4379)

Question 807996: The problem I'm trying to solve is:
15x+6y=18 I know I have unlike terms (x & y) but I'm not sure how to solve. My email is adavenport30@gmail.com

Click here to see answer by richwmiller(17219)

Question 807997: What is the slope-intercept form for the line satisfying the following: x- intercept 2, y-intercept 1/3
Click here to see answer by mananth(16946)

Question 808003: Sketch a graph of y=f(x)
f(x)= -4x+2
Click here to see answer by TimothyLamb(4379)

Question 807097: Which of the following is true about the line with an equation of 3x -y = 6 . Select all that apply. 
.   Answer
. The slope of the line is 3 
. The y-intercept of the line is -6 
. The line passes through point (-3, 1) 
The x-intercept of the line is 3 
I think the first and second apply? help?
Click here to see answer by TimothyLamb(4379)

Question 808051: how to solve for slope
[y =]-5x-7

Click here to see answer by TimothyLamb(4379)

Question 807000: Graph the system below and write its solution.

-2x+y=-2
y=-1/2x + 3
Click here to see answer by TimothyLamb(4379)

Question 808107: Tiye rented a bike for x hours and a kayak for y hours while on vacation.
How many hours did Tiye rent the kayak?
Click here to see answer by Alan3354(69443)

Question 808106: Tiye rented a bike for x hours and a kayak for y hours while on vacation.
The bike cost $6 an hour and the kayak cost $10 an hour. Tiye spent a total of $60 for the bike and kayak rentals. Write an equation to represent this situation.
Click here to see answer by TimothyLamb(4379)

Question 808105: Tiye rented a bike for x hours and a kayak for y hours while on vacation.
The bike cost $6 an hour and the kayak cost $10 an hour. Tiye spent a total of $60 for the bike and kayak rentals. Write an equation to represent this situation.
Click here to see answer by TimothyLamb(4379)

Question 808104: Tiye rented a bike for x hours and a kayak for y hours while on vacation.
She rented the bike and kayak for a total of 7 hours. Write an equation to represent this problem situation.

Click here to see answer by TimothyLamb(4379)

Question 808103: Tiye rented a bike for x hours and a kayak for y hours while on vacation.
She rented the bike and kayak for a total of 7 hours. Write an equation to represent this problem situation.

Click here to see answer by TimothyLamb(4379)

Question 808042: the cost of cakes with double egg yolks cost 50 cents more than those with only a single egg yolk. Mrs.Jim bought 6 cakes with double egg yolks and 5 with only a single yolk. if she paid $36 for 11 cakes, how much does a cake with double egg yolk cost?
Click here to see answer by TimothyLamb(4379)

Question 806526: A money box contains one-rupee and two-rupee coins in the ratio 5:6. If the total value of the coins in the money box is Rs. 85, find the number of two-rupee coins.
Click here to see answer by TimothyLamb(4379)

Question 806795: So I have this question with the following table about the living space recommended for pigs of certain weights:
Weight:40,60,80,100,120,230
Area:2.5,3,3.5,4,5,6,8
How do I write an equation that models the recommended living space as a function of a pig's weight using the information above
Click here to see answer by TimothyLamb(4379)

Question 806465: For a ground temperature of 15 degrees C, the air temperature (t) at an altitude of 500 m (h) is 10 degrees C. At 2000 m, the air temperature is -5 degrees C. Use the ordered pairs (h,t) to write a linear equation.
B. Use this linear equation to find the air temperature at 1500 m
Click here to see answer by TimothyLamb(4379)

Question 808134: Please help me solve this eqation x+10 < 14
Click here to see answer by jim_thompson5910(35256)

Question 808134: Please help me solve this eqation x+10 < 14
Click here to see answer by Alan3354(69443)

Question 808183: x+2y=3
3x-y=-5
Click here to see answer by mananth(16946)

Question 808204: the sum of ages of fandi and ahmad is 38. seven years ago, fandi was three times as oldas ahmad. find their present ages.
Click here to see answer by JBarnum(2146)

Question 808213: a man is now 3 times as old as his son.in 10 years time the sum of their ages will be 76. how old was the man, when his son was born?
Click here to see answer by JBarnum(2146)

Question 808216: Mary's age is 2/3 that of peter's. two years ago Mary's age was 1/2 of what peter's age will be in 5 years time. how old is peter now?
Click here to see answer by JBarnum(2146)

Question 808217: hi,
What would the rule be for (-1,5) to (0,0)? Would it use 0.5's?
Click here to see answer by JBarnum(2146)

Question 808219: a man cycles for sometime at 16 km/h and returns at 15 km/h. the total time taken is 31/4 hours. find the distance he had cycled together.
Click here to see answer by Alan3354(69443)

Question 808377: Show that (2, -5), (6, 4), and (14, 22) lie on the same line, and give the equation of the line.
Click here to see answer by Alan3354(69443)

Question 808400: m=0 and m=0/4 parallel,perpendicular, or intersecting

Click here to see answer by stanbon(75887)

Question 808388: What is the slope-intercept form of y-4=-6/x(x-2)?
Click here to see answer by TimothyLamb(4379)

Question 808434: 8x-2y=4

Click here to see answer by TimothyLamb(4379)

Question 808445: 5x - 2 < 23

Click here to see answer by jim_thompson5910(35256)

Question 808486: Find an equation of the line passing through each pair of points. (3,2) and (5,6) write the equation in the form Ax+By=C stluuis@gmail.com

Click here to see answer by mananth(16946)

Question 808535: help me sove tis list four ordered pairs that are solutions to the equation y= 8x - 5

Click here to see answer by TimothyLamb(4379)

Question 808604: one number is 3 more than the other. Their sum is 7. Find the numbers.
Click here to see answer by Cromlix(4381)

Question 808670: how do i find "a" when i have *(2, 8) and (a, 29) with a lope of 14?

Click here to see answer by solver91311(24713)

Question 808760: What is the rule for (0,2),(1,1),(2,0),(3,-1),(4,-2)?
Click here to see answer by lizzie16(1)

Question 808760: What is the rule for (0,2),(1,1),(2,0),(3,-1),(4,-2)?
Click here to see answer by Alan3354(69443)

Question 808864: y=4x-9
how do I find the two variable linear equation
Click here to see answer by solver91311(24713)

Question 808844: The equation y=-90x + 1440 represents the time (in minutes) left after x games of a tournament.
1) Graph the equation
2) Interpret the x-intercept and slope.
Not sure how to answer questions one and two based on the equation given.
Diane
Click here to see answer by josmiceli(19441)

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