-15-3n=n+7+7n

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Solution for -15-3n=n+7+7n equation:


Simplifying
-15 + -3n = n + 7 + 7n

Reorder the terms:
-15 + -3n = 7 + n + 7n

Combine like terms: n + 7n = 8n
-15 + -3n = 7 + 8n

Solving
-15 + -3n = 7 + 8n

Solving for variable 'n'.

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

Add '-8n' to each side of the equation.
-15 + -3n + -8n = 7 + 8n + -8n

Combine like terms: -3n + -8n = -11n
-15 + -11n = 7 + 8n + -8n

Combine like terms: 8n + -8n = 0
-15 + -11n = 7 + 0
-15 + -11n = 7

Add '15' to each side of the equation.
-15 + 15 + -11n = 7 + 15

Combine like terms: -15 + 15 = 0
0 + -11n = 7 + 15
-11n = 7 + 15

Combine like terms: 7 + 15 = 22
-11n = 22

Divide each side by '-11'.
n = -2

Simplifying
n = -2

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