6n+7n+9=61

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Solution for 6n+7n+9=61 equation: 


Simplifying
6n + 7n + 9 = 61

Reorder the terms:
9 + 6n + 7n = 61

Combine like terms: 6n + 7n = 13n
9 + 13n = 61

Solving
9 + 13n = 61

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 13n = 61 + -9

Combine like terms: 9 + -9 = 0
0 + 13n = 61 + -9
13n = 61 + -9

Combine like terms: 61 + -9 = 52
13n = 52

Divide each side by '13'.
n = 4

Simplifying
n = 4

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