20-4x=12-4x

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Solution for 20-4x=12-4x equation: 


Simplifying
20 + -4x = 12 + -4x

Add '4x' to each side of the equation.
20 + -4x + 4x = 12 + -4x + 4x

Combine like terms: -4x + 4x = 0
20 + 0 = 12 + -4x + 4x
20 = 12 + -4x + 4x

Combine like terms: -4x + 4x = 0
20 = 12 + 0
20 = 12

Solving
20 = 12

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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