2x+12+7x-1=x

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Solution for 2x+12+7x-1=x equation:


Simplifying
2x + 12 + 7x + -1 = x

Reorder the terms:
12 + -1 + 2x + 7x = x

Combine like terms: 12 + -1 = 11
11 + 2x + 7x = x

Combine like terms: 2x + 7x = 9x
11 + 9x = x

Solving
11 + 9x = 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.
11 + 9x + -1x = x + -1x

Combine like terms: 9x + -1x = 8x
11 + 8x = x + -1x

Combine like terms: x + -1x = 0
11 + 8x = 0

Add '-11' to each side of the equation.
11 + -11 + 8x = 0 + -11

Combine like terms: 11 + -11 = 0
0 + 8x = 0 + -11
8x = 0 + -11

Combine like terms: 0 + -11 = -11
8x = -11

Divide each side by '8'.
x = -1.375

Simplifying
x = -1.375

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