(n-2)*180=1800

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Solution for (n-2)*180=1800 equation:


Simplifying
(n + -2) * 180 = 1800

Reorder the terms:
(-2 + n) * 180 = 1800

Reorder the terms for easier multiplication:
180(-2 + n) = 1800
(-2 * 180 + n * 180) = 1800
(-360 + 180n) = 1800

Solving
-360 + 180n = 1800

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 = 1800 + 360

Combine like terms: -360 + 360 = 0
0 + 180n = 1800 + 360
180n = 1800 + 360

Combine like terms: 1800 + 360 = 2160
180n = 2160

Divide each side by '180'.
n = 12

Simplifying
n = 12

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