-9n+4=-7n-12

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Solution for -9n+4=-7n-12 equation:


Simplifying
-9n + 4 = -7n + -12

Reorder the terms:
4 + -9n = -7n + -12

Reorder the terms:
4 + -9n = -12 + -7n

Solving
4 + -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.
4 + -9n + 7n = -12 + -7n + 7n

Combine like terms: -9n + 7n = -2n
4 + -2n = -12 + -7n + 7n

Combine like terms: -7n + 7n = 0
4 + -2n = -12 + 0
4 + -2n = -12

Add '-4' to each side of the equation.
4 + -4 + -2n = -12 + -4

Combine like terms: 4 + -4 = 0
0 + -2n = -12 + -4
-2n = -12 + -4

Combine like terms: -12 + -4 = -16
-2n = -16

Divide each side by '-2'.
n = 8

Simplifying
n = 8

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