7x-8-2x=x+12

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Solution for 7x-8-2x=x+12 equation:


Simplifying
7x + -8 + -2x = x + 12

Reorder the terms:
-8 + 7x + -2x = x + 12

Combine like terms: 7x + -2x = 5x
-8 + 5x = x + 12

Reorder the terms:
-8 + 5x = 12 + x

Solving
-8 + 5x = 12 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-8 + 5x + -1x = 12 + x + -1x

Combine like terms: 5x + -1x = 4x
-8 + 4x = 12 + x + -1x

Combine like terms: x + -1x = 0
-8 + 4x = 12 + 0
-8 + 4x = 12

Add '8' to each side of the equation.
-8 + 8 + 4x = 12 + 8

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

Combine like terms: 12 + 8 = 20
4x = 20

Divide each side by '4'.
x = 5

Simplifying
x = 5

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