(-9x)-12=8-(4x)

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Solution for (-9x)-12=8-(4x) equation:


Simplifying
(-9x) + -12 = 8 + -1(4x)

Reorder the terms:
-12 + (-9x) = 8 + -1(4x)

Remove parenthesis around (4x)
-12 + (-9x) = 8 + -1 * 4x

Multiply -1 * 4
-12 + (-9x) = 8 + -4x

Solving
-12 + (-9x) = 8 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-12 + (-9x) + 4x = 8 + -4x + 4x

Combine like terms: (-9x) + 4x = -5x
-12 + -5x = 8 + -4x + 4x

Combine like terms: -4x + 4x = 0
-12 + -5x = 8 + 0
-12 + -5x = 8

Add '12' to each side of the equation.
-12 + 12 + -5x = 8 + 12

Combine like terms: -12 + 12 = 0
0 + -5x = 8 + 12
-5x = 8 + 12

Combine like terms: 8 + 12 = 20
-5x = 20

Divide each side by '-5'.
x = -4

Simplifying
x = -4

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