12x-9=8x-1+4x

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Solution for 12x-9=8x-1+4x equation: 


Simplifying
12x + -9 = 8x + -1 + 4x

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

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

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

Add '-12x' to each side of the equation.
-9 + 12x + -12x = -1 + 12x + -12x

Combine like terms: 12x + -12x = 0
-9 + 0 = -1 + 12x + -12x
-9 = -1 + 12x + -12x

Combine like terms: 12x + -12x = 0
-9 = -1 + 0
-9 = -1

Solving
-9 = -1

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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