3(2n)+n=42

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Solution for 3(2n)+n=42 equation: 


Simplifying
3(2n) + n = 42

Remove parenthesis around (2n)
3 * 2n + n = 42

Multiply 3 * 2
6n + n = 42

Combine like terms: 6n + n = 7n
7n = 42

Solving
7n = 42

Solving for variable 'n'.

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

Divide each side by '7'.
n = 6

Simplifying
n = 6

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