3x-12-7x=2x+12+2x

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Solution for 3x-12-7x=2x+12+2x equation:


Simplifying
3x + -12 + -7x = 2x + 12 + 2x

Reorder the terms:
-12 + 3x + -7x = 2x + 12 + 2x

Combine like terms: 3x + -7x = -4x
-12 + -4x = 2x + 12 + 2x

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

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

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

Combine like terms: -4x + -4x = -8x
-12 + -8x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
-12 + -8x = 12 + 0
-12 + -8x = 12

Add '12' to each side of the equation.
-12 + 12 + -8x = 12 + 12

Combine like terms: -12 + 12 = 0
0 + -8x = 12 + 12
-8x = 12 + 12

Combine like terms: 12 + 12 = 24
-8x = 24

Divide each side by '-8'.
x = -3

Simplifying
x = -3

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