2x+12=42-2x

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


Simplifying
2x + 12 = 42 + -2x

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

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

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

Combine like terms: -2x + 2x = 0
12 + 4x = 42 + 0
12 + 4x = 42

Add '-12' to each side of the equation.
12 + -12 + 4x = 42 + -12

Combine like terms: 12 + -12 = 0
0 + 4x = 42 + -12
4x = 42 + -12

Combine like terms: 42 + -12 = 30
4x = 30

Divide each side by '4'.
x = 7.5

Simplifying
x = 7.5

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