-4=7n-8n

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Solution for -4=7n-8n equation:


Simplifying
-4 = 7n + -8n

Combine like terms: 7n + -8n = -1n
-4 = -1n

Solving
-4 = -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-4 + n = -1n + n

Combine like terms: -1n + n = 0
-4 + n = 0

Add '4' to each side of the equation.
-4 + 4 + n = 0 + 4

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

Combine like terms: 0 + 4 = 4
n = 4

Simplifying
n = 4

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