-x+12=3(x-4)

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


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

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

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

Solving
12 + -1x = -12 + 3x

Solving for variable 'x'.

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

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

Combine like terms: -1x + -3x = -4x
12 + -4x = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
12 + -4x = -12 + 0
12 + -4x = -12

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

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

Combine like terms: -12 + -12 = -24
-4x = -24

Divide each side by '-4'.
x = 6

Simplifying
x = 6

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