3-7n+2=12

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Solution for 3-7n+2=12 equation: 


Simplifying
3 + -7n + 2 = 12

Reorder the terms:
3 + 2 + -7n = 12

Combine like terms: 3 + 2 = 5
5 + -7n = 12

Solving
5 + -7n = 12

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 + -7n = 12 + -5

Combine like terms: 5 + -5 = 0
0 + -7n = 12 + -5
-7n = 12 + -5

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

Divide each side by '-7'.
n = -1

Simplifying
n = -1

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