-9n=-7-8n

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Solution for -9n=-7-8n equation: 


Simplifying
-9n = -7 + -8n

Solving
-9n = -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.
-9n + 8n = -7 + -8n + 8n

Combine like terms: -9n + 8n = -1n
-1n = -7 + -8n + 8n

Combine like terms: -8n + 8n = 0
-1n = -7 + 0
-1n = -7

Divide each side by '-1'.
n = 7

Simplifying
n = 7

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