SOLUTION: Solve for A n=353/172-a

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Question 327340: Solve for A
n=353/172-a
Answer by mananth(16946) About Me  (Show Source):
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n=%28353%29%2F%28172-a%29
multiply by (172-a)
%28172-a%29%2An=%28172-a%29%28353%29%2F%28172-a%29
172n-an=353
Add -172n
172n-172n-an=-172n%2B353
-an=-172n%2B353
divide by -n
%28-an%29%2F%28-n%29=%28-172n%2B353%29%2F%28-n%29
a=%28-172n%2B353%29%2F%28-n%29