-15=-8-7n+7

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Solution for -15=-8-7n+7 equation:


Simplifying
-15 = -8 + -7n + 7

Reorder the terms:
-15 = -8 + 7 + -7n

Combine like terms: -8 + 7 = -1
-15 = -1 + -7n

Solving
-15 = -1 + -7n

Solving for variable 'n'.

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

Add '7n' to each side of the equation.
-15 + 7n = -1 + -7n + 7n

Combine like terms: -7n + 7n = 0
-15 + 7n = -1 + 0
-15 + 7n = -1

Add '15' to each side of the equation.
-15 + 15 + 7n = -1 + 15

Combine like terms: -15 + 15 = 0
0 + 7n = -1 + 15
7n = -1 + 15

Combine like terms: -1 + 15 = 14
7n = 14

Divide each side by '7'.
n = 2

Simplifying
n = 2

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