7+n+n=37

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Solution for 7+n+n=37 equation: 


Simplifying
7 + n + n = 37

Combine like terms: n + n = 2n
7 + 2n = 37

Solving
7 + 2n = 37

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + 2n = 37 + -7

Combine like terms: 7 + -7 = 0
0 + 2n = 37 + -7
2n = 37 + -7

Combine like terms: 37 + -7 = 30
2n = 30

Divide each side by '2'.
n = 15

Simplifying
n = 15

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