7n+8=8n-5

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


Simplifying
7n + 8 = 8n + -5

Reorder the terms:
8 + 7n = 8n + -5

Reorder the terms:
8 + 7n = -5 + 8n

Solving
8 + 7n = -5 + 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.
8 + 7n + -8n = -5 + 8n + -8n

Combine like terms: 7n + -8n = -1n
8 + -1n = -5 + 8n + -8n

Combine like terms: 8n + -8n = 0
8 + -1n = -5 + 0
8 + -1n = -5

Add '-8' to each side of the equation.
8 + -8 + -1n = -5 + -8

Combine like terms: 8 + -8 = 0
0 + -1n = -5 + -8
-1n = -5 + -8

Combine like terms: -5 + -8 = -13
-1n = -13

Divide each side by '-1'.
n = 13

Simplifying
n = 13

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