7n+12=2n-6

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Solution for 7n+12=2n-6 equation:


Simplifying
7n + 12 = 2n + -6

Reorder the terms:
12 + 7n = 2n + -6

Reorder the terms:
12 + 7n = -6 + 2n

Solving
12 + 7n = -6 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
12 + 7n + -2n = -6 + 2n + -2n

Combine like terms: 7n + -2n = 5n
12 + 5n = -6 + 2n + -2n

Combine like terms: 2n + -2n = 0
12 + 5n = -6 + 0
12 + 5n = -6

Add '-12' to each side of the equation.
12 + -12 + 5n = -6 + -12

Combine like terms: 12 + -12 = 0
0 + 5n = -6 + -12
5n = -6 + -12

Combine like terms: -6 + -12 = -18
5n = -18

Divide each side by '5'.
n = -3.6

Simplifying
n = -3.6

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