(n-2)*180=720

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Solution for (n-2)*180=720 equation:


(n-2)*180=720

We simplify the equation to the form, which is simple to understand 
(n-2)*180=720

Reorder the terms in parentheses
(+180n-360)=720

Remove unnecessary parentheses
+180n-360=720

We move all terms containing n to the left and all other terms to the right. 
+180n=+720+360

We simplify left and right side of the equation. 
+180n=+1080

We divide both sides of the equation by 180 to get n. 
n=6

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