4x-9-x=3(x-12)

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Solution for 4x-9-x=3(x-12) equation: 


Simplifying
4x + -9 + -1x = 3(x + -12)

Reorder the terms:
-9 + 4x + -1x = 3(x + -12)

Combine like terms: 4x + -1x = 3x
-9 + 3x = 3(x + -12)

Reorder the terms:
-9 + 3x = 3(-12 + x)
-9 + 3x = (-12 * 3 + x * 3)
-9 + 3x = (-36 + 3x)

Add '-3x' to each side of the equation.
-9 + 3x + -3x = -36 + 3x + -3x

Combine like terms: 3x + -3x = 0
-9 + 0 = -36 + 3x + -3x
-9 = -36 + 3x + -3x

Combine like terms: 3x + -3x = 0
-9 = -36 + 0
-9 = -36

Solving
-9 = -36

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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