SOLUTION: S=180(N-2) N=?

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Question 284227: S=180(N-2)
N=?
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
Let's expand this out: S=180(N-2) to get,
S=180N-360 Add 360 to both sides to get:
S+360=180N Now divide both sides by 180 to get:
N=(S/180) + 2
There we go. Make sense?
RJ
There's a book I wrote that might help.
www.math-unlock.com