n+7n-18=102

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Solution for n+7n-18=102 equation:


Simplifying
n + 7n + -18 = 102

Reorder the terms:
-18 + n + 7n = 102

Combine like terms: n + 7n = 8n
-18 + 8n = 102

Solving
-18 + 8n = 102

Solving for variable 'n'.

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

Add '18' to each side of the equation.
-18 + 18 + 8n = 102 + 18

Combine like terms: -18 + 18 = 0
0 + 8n = 102 + 18
8n = 102 + 18

Combine like terms: 102 + 18 = 120
8n = 120

Divide each side by '8'.
n = 15

Simplifying
n = 15

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