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

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Question 466905: Given the linear equation y = * 5x - 2
please find the y coordinates of the points (-1), (-2) and (1) show all work and graph the lenear equation
Click here to see answer by Alan3354(30959)

Question 465958: please help me solve this question "if the length of perpendicular from the origin to a line is 5 units and its angle is 120 degrees then what is the equation of line?
Click here to see answer by lwsshak3(6463)

Question 466989: do you always asign 1 and 3 when figuring the problem y+x= -3 for example i amd doing graphing and i do not understand it
Click here to see answer by Edwin McCravy(8880)

Question 467026: Help please! I need to solve using substitution: 1/5x +1/2y=8 x+y=20
Click here to see answer by stanbon(57220)

Question 467044: x-y=5? graph each linear equation by finding x and y intercepts.
Click here to see answer by rfer(12644)

Question 467039: Write the equation of the line which passes through (5, –2) and is parallel to x = 4.
Click here to see answer by Alan3354(30959)

Question 467082: Find intercepts and graph 5x+4y=20
Click here to see answer by poliphob3.14(115)

Question 467122: solve the system of equations by graphing
X+Y=2
Y-X=2

Click here to see answer by MathLover1(6614)

Question 467090: 5x + 2y = -15
2x - y = -6
Click here to see answer by gwendolyn(128)

Question 465866: 21x-25=109-3x
Click here to see answer by gwendolyn(128)

Question 466165: -9x+y=5
Click here to see answer by gwendolyn(128)

Question 467176: Find the value of b if (-3,4) is the soloution of the epuation 3x-4y=b
Click here to see answer by Big Poop(157)

Question 467176: Find the value of b if (-3,4) is the soloution of the epuation 3x-4y=b
Click here to see answer by robertb(4012)

Question 467221: 3x+2y=6 how to solve graphically i get 0=0 how do I get y= to solve graph
3x-2y=6
Click here to see answer by Big Poop(157)

Question 465779: What is the standard form equation of the line passing through (3,-2) with a slope of 3/5
Click here to see answer by asuar010(324)

Question 467399: Write the equation of the line which passes through (5, –2) and is parallel to x = 4.... Can some one explain to me how its done .
Click here to see answer by jim_thompson5910(28476)

Question 467416: Please help me with this algebra problem. Determine (3/4 . -2) is a solution to -4x - 7 = 11 Show all work.
Click here to see answer by jim_thompson5910(28476)

Question 467417: Please help me with this problem. Determine if (3/4 . -2) is a solution to
-4x - 7y =11 Please show all work.
Click here to see answer by jim_thompson5910(28476)

Question 467427: Please help me with this algebra problem. find the x and y intercepts -2x + 5y = 15
Click here to see answer by jim_thompson5910(28476)

Question 467427: Please help me with this algebra problem. find the x and y intercepts -2x + 5y = 15
Click here to see answer by algebrahouse.com(1079)

Question 467426: Please help me out with this algebra problem.
Translate to an equation f $50 poker chips and t $20 poker chips total $400
then if you can graph the equation and use the graph to determinethree different combinations of $50 poker chips and $20 poker chips that total $400
Click here to see answer by stanbon(57220)

Question 467448: Please help me with this algebra problem.
Given the equation y=2/7x + 3, find the y coordinates of (-7) (0) and (7) please show work and if you can please plot the points and graph the linear equation. I just can not get this one!
Click here to see answer by rfer(12644)

Question 467439: Find the slope of any line that is perpendicular to the line whose equation is 2 x - 3 y + 4 = 0
Click here to see answer by Alan3354(30959)

Question 467544: how to determine the real roots of an equation graphically
Click here to see answer by Alan3354(30959)

Question 467577: How to find the slope intercept form of the line that satisfies the given
contains the point (1,3) and is parallel to x + 5y = 9?

Click here to see answer by Gogonati(809)

Question 467587: Please help me find the slope intercept form of the line that passes through the given points: (3, -3) (-2, 5)

Click here to see answer by Alan3354(30959)

Question 467587: Please help me find the slope intercept form of the line that passes through the given points: (3, -3) (-2, 5)

Click here to see answer by Gogonati(809)

Question 467606: 4x-y=4
5x+5y=9
Solve using the substitution method
Click here to see answer by jorel1380(2518)

Question 467662: 5x+9y=8
5x+9y=10
are these parallel or perpendicular
Click here to see answer by solver91311(16868)

Question 467664: How do I write the equation of the line w/ slope 2/3 that passes through (4,-5)? I need to give the answer in slope intercept form.
Click here to see answer by Alan3354(30959)

Question 467663: x=3y-6
Click here to see answer by jorel1380(2518)

Question 467673: How to find the equation of a line that is perpendicular to x=2 and passed through (-1,9)?
Click here to see answer by stanbon(57220)

Question 467674: I need to write the equation of the line that passes trhough P(-3,6) and perpendicular to the graph of y=-2/3x-7.
Click here to see answer by stanbon(57220)

Question 467687: How do I write the equation of the line w/ slope 2/3 that passes through (4,-5)? I need to give the answer in slope intercept form.

Click here to see answer by Alan3354(30959)

Question 467682: 2x+y=6
5x+4y=0
im not sure how to solve these questions among others
Click here to see answer by Alan3354(30959)

Question 467682: 2x+y=6
5x+4y=0
im not sure how to solve these questions among others
Click here to see answer by ewatrrr(10682)

Question 467706: I need help on how to write an equation of the line w/ slope of 2/3 that passes through (4,-5).
Click here to see answer by Alan3354(30959)

Question 467758: When graphing a linear equation in two variables (e.g. y = 5x - 15) how many points do you need to be able to graph a line? What are typically the easiest points (ordered pairs) to come up with to do this?
Thanks
Click here to see answer by ewatrrr(10682)

Question 467762: find the indicated outputs for f(x)= 5x^2 -3x.
I am having difficulty in trying to figure out this problem. I thought that it is five x to the second power which means five times five which would make it 25x minus 3x but the answer comes up incorrect. Could you please help me?
Click here to see answer by scott8148(6628)

Question 467760: find the indicated outputs for f(x) - 5x^2 -3x.
I am having difficulty in trying to figure out this problem. I thought that it is five x to the second power which means five times five which would make it 25x minus 3x but the answer comes up incorrect. Could you please help me?
Click here to see answer by rfer(12644)

Question 467851: In a triangle ABC, angle B is 5 times angle A and angle C is 6(degree's) less than 4 times angle A?
Click here to see answer by algebrahouse.com(1079)

Question 468043: Write an equation, in slope-intercept form if possible, of the line through the pair of points.
[-1/3, 2/3] and [1/3, 7/3]
Click here to see answer by ewatrrr(10682)

Question 468042: Write an equation, in slope-intercept form if possible, of the line through the pair of points.
(-7, 0) and (4, 2)
Click here to see answer by ewatrrr(10682)

Question 468049: Which of the following equations describe the line below (4,-4) (1,2)
a) y-2=-1/2(x-1)
b)y-1=-1/2(x-2)
c)y-4=-1/2(x-4)
d)y-4=-2(x+4)
e)y-1=-2(x-2)
f) y-4=-1/2(x+4)
Click here to see answer by ewatrrr(10682)

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