-13y+12y+7y-(-5)-6y=20

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Solution for -13y+12y+7y-(-5)-6y=20 equation: 


Simplifying
-13y + 12y + 7y + -1(-5) + -6y = 20

Multiply -1 * -5
-13y + 12y + 7y + 5 + -6y = 20

Reorder the terms:
5 + -13y + 12y + 7y + -6y = 20

Combine like terms: -13y + 12y = -1y
5 + -1y + 7y + -6y = 20

Combine like terms: -1y + 7y = 6y
5 + 6y + -6y = 20

Combine like terms: 6y + -6y = 0
5 + 0 = 20
5 = 20

Solving
5 = 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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