7+9n=8n

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Solution for 7+9n=8n equation:


Simplifying
7 + 9n = 8n

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

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

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

Add '-7' to each side of the equation.
7 + -7 + 1n = 0 + -7

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

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

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

Simplifying
n = -7

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