n+3+n+15+n+12=180

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Solution for n+3+n+15+n+12=180 equation:


n+3+n+15+n+12=180

We simplify the equation to the form, which is simple to understand
n+3+n+15+n+12=180

We move all terms containing n to the left and all other terms to the right.
+1n+1n+1n=+180-3-15-12

We simplify left and right side of the equation.
+3n=+150

We divide both sides of the equation by 3 to get n.
n=50

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