Y-7-5y-21=42

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Solution for Y-7-5y-21=42 equation: 



-7-5Y-21=42

We move all terms to the left:

-7-5Y-21-(42)=0

We add all the numbers together, and all the variables

-5Y-70=0

We move all terms containing Y to the left, all other terms to the right

-5Y=70

Y=70/-5

Y=-14

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