-12-4x=8-9x

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


Simplifying
-12 + -4x = 8 + -9x

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

Solving for variable 'x'.

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

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

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

Combine like terms: -9x + 9x = 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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