8n+18=42

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Solution for 8n+18=42 equation: 


Simplifying
8n + 18 = 42

Reorder the terms:
18 + 8n = 42

Solving
18 + 8n = 42

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 = 42 + -18

Combine like terms: 18 + -18 = 0
0 + 8n = 42 + -18
8n = 42 + -18

Combine like terms: 42 + -18 = 24
8n = 24

Divide each side by '8'.
n = 3

Simplifying
n = 3

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