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

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Question 356148: Suppose that 2x +3y = 6 is one equation of a system. Find the second equation given that (4,8) satisfies the second equation and the system is inconsistent
Click here to see answer by Fombitz(32388)

Question 356182: You have $12 to buy tomato and pepper seedlings for your garden. The tomato seedlings cost $4.00 and the pepper seedlings cost $2.00. Write an equation in the standard from the represents the different amounts of tomato and pepper seedlings that you could buy.
Click here to see answer by mananth(16946)

Question 356180: Let y=0.25x + 4 for the cost of going to a movie from 1985 to 1995. Let x represent the number of years since 1985. What is the y-intercept in the linear model? What is the estimated cost of going the movies in 1991? What is the estimated cost of going to the movies in 1997?
Click here to see answer by mananth(16946)

Question 356120: Write the equation of the line that passes through (1,-4) (-2,6). Show all your work.
Click here to see answer by mananth(16946)

Question 356275: What function on a graph shows a v shape?
Click here to see answer by Fombitz(32388)

Question 356300: the answer to equation1: F=9/5C+32
equation2:f=c using substitution method
Click here to see answer by ewatrrr(24785)

Question 356285: What is the equation of the line that contains the points with (x,y) coordinates (�3,7) and (5,�1) ?
Click here to see answer by rfer(16322)

Question 356324: Name three points on the line represented by x=4. Then explain why, when we connect these points, the line goes straight up and down and does not slant to the left or right.
Click here to see answer by ewatrrr(24785)

Question 356386: how do you find an equation for the line that satisfies these conditions?
slope 4.2;y-intercept (0,3.4)
Click here to see answer by Alan3354(69443)

Question 356386: how do you find an equation for the line that satisfies these conditions?
slope 4.2;y-intercept (0,3.4)
Click here to see answer by Fombitz(32388)

Question 356458: write 2x-3y=21 in slope-intercept form
Click here to see answer by Fombitz(32388)

Question 356476: please help me graph the following EQUATION: CALCULATE THE SLOPE, X-INTERCEPT, AND -=INTERCEPT, AND LABEL THE INTERCEPTS ON THE GRAPHS. Y=-2X-7, 2X +3Y=9, Y= X + 3
Click here to see answer by stanbon(75887)

Question 356502: y = 2x + 3
Click here to see answer by checkley77(12844)

Question 356537: one number is two more than a second number. twice the first is four less than three times the second find the numbers
1n2+n2x4-3x2=

thank you
Click here to see answer by nyc_function(2741)

Question 356566: I am graphing equations using y-intercepts and slopes. I need to know the y-intercept and slope for 3x + y = -6
Click here to see answer by jim_thompson5910(35256)

Question 356600: undefined slope passes through (4,2). find the equation.
Click here to see answer by robertb(5830)

Question 356602: Write the equation of the line parallel to y=5x-8 and going through the origin.
Click here to see answer by robertb(5830)

Question 356602: Write the equation of the line parallel to y=5x-8 and going through the origin.
Click here to see answer by mananth(16946)

Question 356642: The question is find the value of "c" such that each pair of points is 5 units apart.
first pair: (5,2) (c,-3)
second pair: (0,c) (3,1)
Im not exactly sure what to do here. I haven't had a problem that has asked for an amount of units, not sure what units means. Would you possibly use the distance or midpoint formula to solve this, but again I don't know where the units part fits in...
Click here to see answer by stanbon(75887)

Question 356674: Four of these ordered pairs are solutions of the same linear equation. Which one is not? Explain why? A(2,1), B(0,-4), C(1,-2), D(4,4), E(3,2).
Click here to see answer by rfer(16322)

Question 356631: How do I solve a system of equations by graphing?
Click here to see answer by nyc_function(2741)

Question 356630: How do I make up a system that will have an infinite number of solutions in y=a+bx and Ax+By=C forms?
Click here to see answer by Fombitz(32388)

Question 356722: write a equation that is perpendicular to y=5x+7 and passes through (-15, 6)
Click here to see answer by mananth(16946)

Question 356676: tell whether youmultiply or divide by 10, 100, 1000. 68m=---cm
Click here to see answer by mananth(16946)

Question 356690: y=7-3x
x|y
6|
1|
0|
-2|
Click here to see answer by Fombitz(32388)

Question 356698: Not sure if this is a linear equation but I need to solve this without removing the fractions. Can someone help please?(25/92)x-(3/44)x-650=(115/132)x-792
Click here to see answer by Fombitz(32388)

Question 356490: Find the x-intercept and the y-intercept for the graph of these equation.
1.y+4=0
2.6x+12y=24
Click here to see answer by Fombitz(32388)

Question 128719: Having Trouble understanding the procedure for finding the answer.

1) Solve the system using substitution of linear equations.
the 2 linear equations are:
a)2x + 3y = -4 b)y - 2x = 4

thanks
Click here to see answer by stanbon(75887)

Question 130889: 3x-y=7 10x-5y=25 solve by elimination,substitution,& graphing

Click here to see answer by Fombitz(32388)

Question 356860: write an equation for the line perpendicular to y = 3x - 5 that contains (4,-2).
Click here to see answer by Fombitz(32388)

Question 356860: write an equation for the line perpendicular to y = 3x - 5 that contains (4,-2).
Click here to see answer by ewatrrr(24785)

Question 356870: write each equation in slope-intercept form(if not given in that form). Determine the slope and the y-intercept and use them to draw the graph of the linear equation
y=-x=2
-2x=y=6
Click here to see answer by Fombitz(32388)

Question 356880: Find a value for "a" that will give the following linear system no solution.
4ax + 5y = 10
2x - 3y = 9
Click here to see answer by Fombitz(32388)

Question 356888: X + 2Y + Z = 22
X + Y = 15
3X + Y + Z = -37
Click here to see answer by user_dude2008(1862)

Question 356894: For points (4,8) and (2,2) what is the standard form?
Click here to see answer by rfer(16322)

Question 356804: y=2x-3 convert the following to recursive equation
Click here to see answer by Edwin McCravy(20055)

Question 356976: You and your sister decide to combine your weekly overtime earnings to buy a birthday gift for your mother. Your overtime rate is $18 per hour and your sister's overtime rate is $24 per hour. The total amount earned for the gift was $288. If you worked two more hours of overtime than your sister, how many overtime hours did each of your work?
Click here to see answer by mananth(16946)

Question 356995: a 350lbs weight is place 5 3/4ft away from the fulcrum on one end and the other weight is place 4 2/3ft away on the other end. find the second weight?
Click here to see answer by mananth(16946)

Question 357039: I need to solve for y in this equation. can you show me the steps how to do this? (y+1)/3=x+2 Thanks for your help.
Click here to see answer by nerdybill(7384)

Question 357049: If a line has the equation 2Y=-2x+4, what is its slope?
Click here to see answer by Alan3354(69443)

Question 357087: Find the slope and y-intercept for each line that has a slope and y-intercept.
x + 2y = 3
Click here to see answer by ewatrrr(24785)

Question 357083: In each case determine whether the lines are parallel,perpendicular, or neither.
y = x+7, y = -x+2
Click here to see answer by ewatrrr(24785)

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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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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