-20=-3y-2y

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



-20=-3y-2y

We move all terms to the left:

-20-(-3y-2y)=0

We add all the numbers together, and all the variables

-(-5y)-20=0

We get rid of parentheses

5y-20=0

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

5y=20

y=20/5

y=4

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