-4y-(-4y)=8

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Solution for -4y-(-4y)=8 equation: 


Simplifying
-4y + -1(-4y) = 8

Remove parenthesis around (-4y)
-4y + -1 * -4y = 8

Multiply -1 * -4
-4y + 4y = 8

Combine like terms: -4y + 4y = 0
0 = 8

Solving
0 = 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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