SOLUTION: y=z/z-a solve for z

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Question 971764: y=z/z-a solve for z
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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I assume the equation is:
y=z%2F%28z-a%29 (If the equation is y=z%2Fz-a, you cannot solve for z.) Multiply each side by (z-a).
y%28z-a%29=z
yz-ya=z Add ya to each side.
yz=z%2Bya Subtract z from each side.
yz-z=ya
z%28y-1%29=ya Divide each side by (y-1)
z=%28ya%29%2F%28y-1%29