(13+3n)+(3+7n)=180

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Solution for (13+3n)+(3+7n)=180 equation: 


Simplifying
(13 + 3n) + (3 + 7n) = 180

Remove parenthesis around (13 + 3n)
13 + 3n + (3 + 7n) = 180

Remove parenthesis around (3 + 7n)
13 + 3n + 3 + 7n = 180

Reorder the terms:
13 + 3 + 3n + 7n = 180

Combine like terms: 13 + 3 = 16
16 + 3n + 7n = 180

Combine like terms: 3n + 7n = 10n
16 + 10n = 180

Solving
16 + 10n = 180

Solving for variable 'n'.

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

Add '-16' to each side of the equation.
16 + -16 + 10n = 180 + -16

Combine like terms: 16 + -16 = 0
0 + 10n = 180 + -16
10n = 180 + -16

Combine like terms: 180 + -16 = 164
10n = 164

Divide each side by '10'.
n = 16.4

Simplifying
n = 16.4

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