9n+9+10n-2=180

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Solution for 9n+9+10n-2=180 equation:


Simplifying
9n + 9 + 10n + -2 = 180

Reorder the terms:
9 + -2 + 9n + 10n = 180

Combine like terms: 9 + -2 = 7
7 + 9n + 10n = 180

Combine like terms: 9n + 10n = 19n
7 + 19n = 180

Solving
7 + 19n = 180

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + 19n = 180 + -7

Combine like terms: 7 + -7 = 0
0 + 19n = 180 + -7
19n = 180 + -7

Combine like terms: 180 + -7 = 173
19n = 173

Divide each side by '19'.
n = 9.105263158

Simplifying
n = 9.105263158

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