4x+12=-2x+42

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Solution for 4x+12=-2x+42 equation:


Simplifying
4x + 12 = -2x + 42

Reorder the terms:
12 + 4x = -2x + 42

Reorder the terms:
12 + 4x = 42 + -2x

Solving
12 + 4x = 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 + 4x + 2x = 42 + -2x + 2x

Combine like terms: 4x + 2x = 6x
12 + 6x = 42 + -2x + 2x

Combine like terms: -2x + 2x = 0
12 + 6x = 42 + 0
12 + 6x = 42

Add '-12' to each side of the equation.
12 + -12 + 6x = 42 + -12

Combine like terms: 12 + -12 = 0
0 + 6x = 42 + -12
6x = 42 + -12

Combine like terms: 42 + -12 = 30
6x = 30

Divide each side by '6'.
x = 5

Simplifying
x = 5

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