x+12=-42-2x

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Solution for x+12=-42-2x equation:


Simplifying
x + 12 = -42 + -2x

Reorder the terms:
12 + x = -42 + -2x

Solving
12 + x = -42 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
12 + x + 2x = -42 + -2x + 2x

Combine like terms: x + 2x = 3x
12 + 3x = -42 + -2x + 2x

Combine like terms: -2x + 2x = 0
12 + 3x = -42 + 0
12 + 3x = -42

Add '-12' to each side of the equation.
12 + -12 + 3x = -42 + -12

Combine like terms: 12 + -12 = 0
0 + 3x = -42 + -12
3x = -42 + -12

Combine like terms: -42 + -12 = -54
3x = -54

Divide each side by '3'.
x = -18

Simplifying
x = -18

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