7-n=12

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Solution for 7-n=12 equation: 


Simplifying
7 + -1n = 12

Solving
7 + -1n = 12

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 + -1n = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -1n = 12 + -7
-1n = 12 + -7

Combine like terms: 12 + -7 = 5
-1n = 5

Divide each side by '-1'.
n = -5

Simplifying
n = -5

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