3x+9=3x-8

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Solution for 3x+9=3x-8 equation: 


Simplifying
3x + 9 = 3x + -8

Reorder the terms:
9 + 3x = 3x + -8

Reorder the terms:
9 + 3x = -8 + 3x

Add '-3x' to each side of the equation.
9 + 3x + -3x = -8 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 + 0 = -8 + 3x + -3x
9 = -8 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 = -8 + 0
9 = -8

Solving
9 = -8

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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