12-5n=42

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Solution for 12-5n=42 equation: 


Simplifying
12 + -5n = 42

Solving
12 + -5n = 42

Solving for variable 'n'.

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

Add '-12' to each side of the equation.
12 + -12 + -5n = 42 + -12

Combine like terms: 12 + -12 = 0
0 + -5n = 42 + -12
-5n = 42 + -12

Combine like terms: 42 + -12 = 30
-5n = 30

Divide each side by '-5'.
n = -6

Simplifying
n = -6

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