3n+12n=135

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Solution for 3n+12n=135 equation: 


Simplifying
3n + 12n = 135

Combine like terms: 3n + 12n = 15n
15n = 135

Solving
15n = 135

Solving for variable 'n'.

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

Divide each side by '15'.
n = 9

Simplifying
n = 9

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