4x-2y-4x+2y=-40

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Solution for 4x-2y-4x+2y=-40 equation: 


Simplifying
4x + -2y + -4x + 2y = -40

Reorder the terms:
4x + -4x + -2y + 2y = -40

Combine like terms: 4x + -4x = 0
0 + -2y + 2y = -40
-2y + 2y = -40

Combine like terms: -2y + 2y = 0
0 = -40

Solving
0 = -40

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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