4y-4(y+1)=20

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Solution for 4y-4(y+1)=20 equation: 


Simplifying
4y + -4(y + 1) = 20

Reorder the terms:
4y + -4(1 + y) = 20
4y + (1 * -4 + y * -4) = 20
4y + (-4 + -4y) = 20

Reorder the terms:
-4 + 4y + -4y = 20

Combine like terms: 4y + -4y = 0
-4 + 0 = 20
-4 = 20

Solving
-4 = 20

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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