2n+3.75+7n+10n-2.25=180

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Solution for 2n+3.75+7n+10n-2.25=180 equation: 


Simplifying
2n + 3.75 + 7n + 10n + -2.25 = 180

Reorder the terms:
3.75 + -2.25 + 2n + 7n + 10n = 180

Combine like terms: 3.75 + -2.25 = 1.5
1.5 + 2n + 7n + 10n = 180

Combine like terms: 2n + 7n = 9n
1.5 + 9n + 10n = 180

Combine like terms: 9n + 10n = 19n
1.5 + 19n = 180

Solving
1.5 + 19n = 180

Solving for variable 'n'.

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

Add '-1.5' to each side of the equation.
1.5 + -1.5 + 19n = 180 + -1.5

Combine like terms: 1.5 + -1.5 = 0.0
0.0 + 19n = 180 + -1.5
19n = 180 + -1.5

Combine like terms: 180 + -1.5 = 178.5
19n = 178.5

Divide each side by '19'.
n = 9.394736842

Simplifying
n = 9.394736842

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