8x-4x-(x-7)+9x+6=12x-7

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Solution for 8x-4x-(x-7)+9x+6=12x-7 equation: 


Simplifying
8x + -4x + -1(x + -7) + 9x + 6 = 12x + -7

Reorder the terms:
8x + -4x + -1(-7 + x) + 9x + 6 = 12x + -7
8x + -4x + (-7 * -1 + x * -1) + 9x + 6 = 12x + -7
8x + -4x + (7 + -1x) + 9x + 6 = 12x + -7

Reorder the terms:
7 + 6 + 8x + -4x + -1x + 9x = 12x + -7

Combine like terms: 7 + 6 = 13
13 + 8x + -4x + -1x + 9x = 12x + -7

Combine like terms: 8x + -4x = 4x
13 + 4x + -1x + 9x = 12x + -7

Combine like terms: 4x + -1x = 3x
13 + 3x + 9x = 12x + -7

Combine like terms: 3x + 9x = 12x
13 + 12x = 12x + -7

Reorder the terms:
13 + 12x = -7 + 12x

Add '-12x' to each side of the equation.
13 + 12x + -12x = -7 + 12x + -12x

Combine like terms: 12x + -12x = 0
13 + 0 = -7 + 12x + -12x
13 = -7 + 12x + -12x

Combine like terms: 12x + -12x = 0
13 = -7 + 0
13 = -7

Solving
13 = -7

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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