(2n-20)=180

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Solution for (2n-20)=180 equation:


Simplifying
(2n + -20) = 180

Reorder the terms:
(-20 + 2n) = 180

Remove parenthesis around (-20 + 2n)
-20 + 2n = 180

Solving
-20 + 2n = 180

Solving for variable 'n'.

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

Add '20' to each side of the equation.
-20 + 20 + 2n = 180 + 20

Combine like terms: -20 + 20 = 0
0 + 2n = 180 + 20
2n = 180 + 20

Combine like terms: 180 + 20 = 200
2n = 200

Divide each side by '2'.
n = 100

Simplifying
n = 100

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