8n+7n=-13-7+6n+5n

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Solution for 8n+7n=-13-7+6n+5n equation: 


Simplifying
8n + 7n = -13 + -7 + 6n + 5n

Combine like terms: 8n + 7n = 15n
15n = -13 + -7 + 6n + 5n

Combine like terms: -13 + -7 = -20
15n = -20 + 6n + 5n

Combine like terms: 6n + 5n = 11n
15n = -20 + 11n

Solving
15n = -20 + 11n

Solving for variable 'n'.

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

Add '-11n' to each side of the equation.
15n + -11n = -20 + 11n + -11n

Combine like terms: 15n + -11n = 4n
4n = -20 + 11n + -11n

Combine like terms: 11n + -11n = 0
4n = -20 + 0
4n = -20

Divide each side by '4'.
n = -5

Simplifying
n = -5

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