12=-4(-x-3)

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


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

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

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

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

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

Solving
0 = 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.
0 + -4x = 4x + -4x
Remove the zero:
-4x = 4x + -4x

Combine like terms: 4x + -4x = 0
-4x = 0

Divide each side by '-4'.
x = 0

Simplifying
x = 0

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