8x-6x+9=9x-12x+4

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


Simplifying
8x + -6x + 9 = 9x + -12x + 4

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

Combine like terms: 8x + -6x = 2x
9 + 2x = 9x + -12x + 4

Reorder the terms:
9 + 2x = 4 + 9x + -12x

Combine like terms: 9x + -12x = -3x
9 + 2x = 4 + -3x

Solving
9 + 2x = 4 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
9 + 2x + 3x = 4 + -3x + 3x

Combine like terms: 2x + 3x = 5x
9 + 5x = 4 + -3x + 3x

Combine like terms: -3x + 3x = 0
9 + 5x = 4 + 0
9 + 5x = 4

Add '-9' to each side of the equation.
9 + -9 + 5x = 4 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 4 + -9
5x = 4 + -9

Combine like terms: 4 + -9 = -5
5x = -5

Divide each side by '5'.
x = -1

Simplifying
x = -1

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