9n+12=6n-30

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Solution for 9n+12=6n-30 equation:


Simplifying
9n + 12 = 6n + -30

Reorder the terms:
12 + 9n = 6n + -30

Reorder the terms:
12 + 9n = -30 + 6n

Solving
12 + 9n = -30 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
12 + 9n + -6n = -30 + 6n + -6n

Combine like terms: 9n + -6n = 3n
12 + 3n = -30 + 6n + -6n

Combine like terms: 6n + -6n = 0
12 + 3n = -30 + 0
12 + 3n = -30

Add '-12' to each side of the equation.
12 + -12 + 3n = -30 + -12

Combine like terms: 12 + -12 = 0
0 + 3n = -30 + -12
3n = -30 + -12

Combine like terms: -30 + -12 = -42
3n = -42

Divide each side by '3'.
n = -14

Simplifying
n = -14

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