2x+28=4x-12

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Solution for 2x+28=4x-12 equation:


Simplifying
2x + 28 = 4x + -12

Reorder the terms:
28 + 2x = 4x + -12

Reorder the terms:
28 + 2x = -12 + 4x

Solving
28 + 2x = -12 + 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.
28 + 2x + -4x = -12 + 4x + -4x

Combine like terms: 2x + -4x = -2x
28 + -2x = -12 + 4x + -4x

Combine like terms: 4x + -4x = 0
28 + -2x = -12 + 0
28 + -2x = -12

Add '-28' to each side of the equation.
28 + -28 + -2x = -12 + -28

Combine like terms: 28 + -28 = 0
0 + -2x = -12 + -28
-2x = -12 + -28

Combine like terms: -12 + -28 = -40
-2x = -40

Divide each side by '-2'.
x = 20

Simplifying
x = 20

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