-9n+8=7n-12

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Solution for -9n+8=7n-12 equation:


Simplifying
-9n + 8 = 7n + -12

Reorder the terms:
8 + -9n = 7n + -12

Reorder the terms:
8 + -9n = -12 + 7n

Solving
8 + -9n = -12 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
8 + -9n + -7n = -12 + 7n + -7n

Combine like terms: -9n + -7n = -16n
8 + -16n = -12 + 7n + -7n

Combine like terms: 7n + -7n = 0
8 + -16n = -12 + 0
8 + -16n = -12

Add '-8' to each side of the equation.
8 + -8 + -16n = -12 + -8

Combine like terms: 8 + -8 = 0
0 + -16n = -12 + -8
-16n = -12 + -8

Combine like terms: -12 + -8 = -20
-16n = -20

Divide each side by '-16'.
n = 1.25

Simplifying
n = 1.25

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