12-x=-3(-3x-4)

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Solution for 12-x=-3(-3x-4) equation:


Simplifying
12 + -1x = -3(-3x + -4)

Reorder the terms:
12 + -1x = -3(-4 + -3x)
12 + -1x = (-4 * -3 + -3x * -3)
12 + -1x = (12 + 9x)

Add '-12' to each side of the equation.
12 + -12 + -1x = 12 + -12 + 9x

Combine like terms: 12 + -12 = 0
0 + -1x = 12 + -12 + 9x
-1x = 12 + -12 + 9x

Combine like terms: 12 + -12 = 0
-1x = 0 + 9x
-1x = 9x

Solving
-1x = 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.
-1x + -9x = 9x + -9x

Combine like terms: -1x + -9x = -10x
-10x = 9x + -9x

Combine like terms: 9x + -9x = 0
-10x = 0

Divide each side by '-10'.
x = 0.0

Simplifying
x = 0.0

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