78-12n=30

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Solution for 78-12n=30 equation: 


Simplifying
78 + -12n = 30

Solving
78 + -12n = 30

Solving for variable 'n'.

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

Add '-78' to each side of the equation.
78 + -78 + -12n = 30 + -78

Combine like terms: 78 + -78 = 0
0 + -12n = 30 + -78
-12n = 30 + -78

Combine like terms: 30 + -78 = -48
-12n = -48

Divide each side by '-12'.
n = 4

Simplifying
n = 4

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