(N-2)*180=1620

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Solution for (N-2)*180=1620 equation:


Simplifying
(N + -2) * 180 = 1620

Reorder the terms:
(-2 + N) * 180 = 1620

Reorder the terms for easier multiplication:
180(-2 + N) = 1620
(-2 * 180 + N * 180) = 1620
(-360 + 180N) = 1620

Solving
-360 + 180N = 1620

Solving for variable 'N'.

Move all terms containing N to the left, all other terms to the right.

Add '360' to each side of the equation.
-360 + 360 + 180N = 1620 + 360

Combine like terms: -360 + 360 = 0
0 + 180N = 1620 + 360
180N = 1620 + 360

Combine like terms: 1620 + 360 = 1980
180N = 1980

Divide each side by '180'.
N = 11

Simplifying
N = 11

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