2x+72=6x-12

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Solution for 2x+72=6x-12 equation:


Simplifying
2x + 72 = 6x + -12

Reorder the terms:
72 + 2x = 6x + -12

Reorder the terms:
72 + 2x = -12 + 6x

Solving
72 + 2x = -12 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
72 + 2x + -6x = -12 + 6x + -6x

Combine like terms: 2x + -6x = -4x
72 + -4x = -12 + 6x + -6x

Combine like terms: 6x + -6x = 0
72 + -4x = -12 + 0
72 + -4x = -12

Add '-72' to each side of the equation.
72 + -72 + -4x = -12 + -72

Combine like terms: 72 + -72 = 0
0 + -4x = -12 + -72
-4x = -12 + -72

Combine like terms: -12 + -72 = -84
-4x = -84

Divide each side by '-4'.
x = 21

Simplifying
x = 21

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