(n+15)+(n)=180

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Solution for (n+15)+(n)=180 equation:


Simplifying
(n + 15) + (n) = 180

Reorder the terms:
(15 + n) + (n) = 180

Remove parenthesis around (15 + n)
15 + n + (n) = 180
15 + n + n = 180

Combine like terms: n + n = 2n
15 + 2n = 180

Solving
15 + 2n = 180

Solving for variable 'n'.

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

Add '-15' to each side of the equation.
15 + -15 + 2n = 180 + -15

Combine like terms: 15 + -15 = 0
0 + 2n = 180 + -15
2n = 180 + -15

Combine like terms: 180 + -15 = 165
2n = 165

Divide each side by '2'.
n = 82.5

Simplifying
n = 82.5

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