12-x=4(x+13)

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Solution for 12-x=4(x+13) equation:


Simplifying
12 + -1x = 4(x + 13)

Reorder the terms:
12 + -1x = 4(13 + x)
12 + -1x = (13 * 4 + x * 4)
12 + -1x = (52 + 4x)

Solving
12 + -1x = 52 + 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 + -1x + -4x = 52 + 4x + -4x

Combine like terms: -1x + -4x = -5x
12 + -5x = 52 + 4x + -4x

Combine like terms: 4x + -4x = 0
12 + -5x = 52 + 0
12 + -5x = 52

Add '-12' to each side of the equation.
12 + -12 + -5x = 52 + -12

Combine like terms: 12 + -12 = 0
0 + -5x = 52 + -12
-5x = 52 + -12

Combine like terms: 52 + -12 = 40
-5x = 40

Divide each side by '-5'.
x = -8

Simplifying
x = -8

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