SOLUTION: x=y/y+4 solve for y

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Question 211984This question is from textbook
: x=y/y+4 solve for y This question is from textbook

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
x = y%2F%28y%2B4%29 solve for y
Multiply both sides by (y+4), results:
x(y+4) = y
:
xy + 4x = y
:
xy - y = -4x
:
Factor out y
y(x - 1) = -4x
y = -%284x%29%2F%28x-1%29