3x+4=3x-4

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Solution for 3x+4=3x-4 equation: 


Simplifying
3x + 4 = 3x + -4

Reorder the terms:
4 + 3x = 3x + -4

Reorder the terms:
4 + 3x = -4 + 3x

Add '-3x' to each side of the equation.
4 + 3x + -3x = -4 + 3x + -3x

Combine like terms: 3x + -3x = 0
4 + 0 = -4 + 3x + -3x
4 = -4 + 3x + -3x

Combine like terms: 3x + -3x = 0
4 = -4 + 0
4 = -4

Solving
4 = -4

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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