21-8y=-27

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Solution for 21-8y=-27 equation: 



21-8y=-27

We move all terms to the left:

21-8y-(-27)=0

We add all the numbers together, and all the variables

-8y+48=0

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

-8y=-48

y=-48/-8

y=+6

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