SOLUTION: Find a: m over z minus b over a equals u

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Question 87019: Find a:
m over z minus b over a equals u
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
m/z-b/a=u
(ma-bz)/za=u now cross multiply
zau=ma-bz now divide both sides by zu
a=(ma-bz)/zu