-3x=-3x+9

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Solution for -3x=-3x+9 equation: 


Simplifying
-3x = -3x + 9

Reorder the terms:
-3x = 9 + -3x

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

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

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

Solving
0 = 9

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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