4n-12-7n=6-2n-9

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Solution for 4n-12-7n=6-2n-9 equation:


Simplifying
4n + -12 + -7n = 6 + -2n + -9

Reorder the terms:
-12 + 4n + -7n = 6 + -2n + -9

Combine like terms: 4n + -7n = -3n
-12 + -3n = 6 + -2n + -9

Reorder the terms:
-12 + -3n = 6 + -9 + -2n

Combine like terms: 6 + -9 = -3
-12 + -3n = -3 + -2n

Solving
-12 + -3n = -3 + -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 + -3n + 2n = -3 + -2n + 2n

Combine like terms: -3n + 2n = -1n
-12 + -1n = -3 + -2n + 2n

Combine like terms: -2n + 2n = 0
-12 + -1n = -3 + 0
-12 + -1n = -3

Add '12' to each side of the equation.
-12 + 12 + -1n = -3 + 12

Combine like terms: -12 + 12 = 0
0 + -1n = -3 + 12
-1n = -3 + 12

Combine like terms: -3 + 12 = 9
-1n = 9

Divide each side by '-1'.
n = -9

Simplifying
n = -9

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