12+7x-9=3x+5-8+4x

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Solution for 12+7x-9=3x+5-8+4x equation: 


Simplifying
12 + 7x + -9 = 3x + 5 + -8 + 4x

Reorder the terms:
12 + -9 + 7x = 3x + 5 + -8 + 4x

Combine like terms: 12 + -9 = 3
3 + 7x = 3x + 5 + -8 + 4x

Reorder the terms:
3 + 7x = 5 + -8 + 3x + 4x

Combine like terms: 5 + -8 = -3
3 + 7x = -3 + 3x + 4x

Combine like terms: 3x + 4x = 7x
3 + 7x = -3 + 7x

Add '-7x' to each side of the equation.
3 + 7x + -7x = -3 + 7x + -7x

Combine like terms: 7x + -7x = 0
3 + 0 = -3 + 7x + -7x
3 = -3 + 7x + -7x

Combine like terms: 7x + -7x = 0
3 = -3 + 0
3 = -3

Solving
3 = -3

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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