(12-7)+n=13

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Solution for (12-7)+n=13 equation: 


Simplifying
(12 + -7) + n = 13

Combine like terms: 12 + -7 = 5
(5) + n = 13
5 + n = 13

Solving
5 + n = 13

Solving for variable 'n'.

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

Add '-5' to each side of the equation.
5 + -5 + n = 13 + -5

Combine like terms: 5 + -5 = 0
0 + n = 13 + -5
n = 13 + -5

Combine like terms: 13 + -5 = 8
n = 8

Simplifying
n = 8

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