SOLUTION: y=4x
3x+4y=38
Algebra.Com
Question 157229: y=4x
3x+4y=38
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
y=4x
-4x+y=0 multiply this equation by -4 & ad.
3x+4y=38
16x-4y=0
----------------
19x=38
x=38/19
x=2 answer.
y=4*2=8 answer.
Proof:
3*2+4*8=38
32+6=38
38=38
RELATED QUESTIONS
Solve the system of equations?
4x-4y-z=38
x+4y-3z=6
-3x+2y-z=-14
x=?
y=?... (answered by ankor@dixie-net.com)
y=-1/4x-2... (answered by mananth)
4x=y+7... (answered by josgarithmetic)
4x-4y-z=38
What does x... (answered by checkley75)
4x+4y= 6 3x-5y= 7 solve x, y
(answered by jojo14344)
Please help me solve each system by graphing.
22. 3x -5y = -9
5x -6y = -8... (answered by Alan3354)
Solve 5x – 6y = –38
3x + 4y = 0
Please show... (answered by 56592526)
3x-4y=12;y (answered by asuar010)
How would I go about solving a system of equations with three equations and three... (answered by Fombitz)