3y-2y-y=20

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Solution for 3y-2y-y=20 equation: 


Simplifying
3y + -2y + -1y = 20

Combine like terms: 3y + -2y = 1y
1y + -1y = 20

Combine like terms: 1y + -1y = 0
0 = 20

Solving
0 = 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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