2n+42=180

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Solution for 2n+42=180 equation: 


Simplifying
2n + 42 = 180

Reorder the terms:
42 + 2n = 180

Solving
42 + 2n = 180

Solving for variable 'n'.

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

Add '-42' to each side of the equation.
42 + -42 + 2n = 180 + -42

Combine like terms: 42 + -42 = 0
0 + 2n = 180 + -42
2n = 180 + -42

Combine like terms: 180 + -42 = 138
2n = 138

Divide each side by '2'.
n = 69

Simplifying
n = 69

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