8n-7=7n-15

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


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

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

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

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

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

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

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

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

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

Divide each side by '1'.
n = -8

Simplifying
n = -8

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