8n+7=9n

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Solution for 8n+7=9n equation:


Simplifying
8n + 7 = 9n

Reorder the terms:
7 + 8n = 9n

Solving
7 + 8n = 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
7 + 8n + -9n = 9n + -9n

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

Combine like terms: 9n + -9n = 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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