9n-9-n=4+7n-10

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Solution for 9n-9-n=4+7n-10 equation:


Simplifying
9n + -9 + -1n = 4 + 7n + -10

Reorder the terms:
-9 + 9n + -1n = 4 + 7n + -10

Combine like terms: 9n + -1n = 8n
-9 + 8n = 4 + 7n + -10

Reorder the terms:
-9 + 8n = 4 + -10 + 7n

Combine like terms: 4 + -10 = -6
-9 + 8n = -6 + 7n

Solving
-9 + 8n = -6 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
-9 + 8n + -7n = -6 + 7n + -7n

Combine like terms: 8n + -7n = 1n
-9 + 1n = -6 + 7n + -7n

Combine like terms: 7n + -7n = 0
-9 + 1n = -6 + 0
-9 + 1n = -6

Add '9' to each side of the equation.
-9 + 9 + 1n = -6 + 9

Combine like terms: -9 + 9 = 0
0 + 1n = -6 + 9
1n = -6 + 9

Combine like terms: -6 + 9 = 3
1n = 3

Divide each side by '1'.
n = 3

Simplifying
n = 3

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