5/8y-4=21

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Solution for 5/8y-4=21 equation: 



5/8y-4=21

We move all terms to the left:

5/8y-4-(21)=0



Domain of the equation: 8y!=0

y!=0/8

y!=0

y∈R



We add all the numbers together, and all the variables

5/8y-25=0

We multiply all the terms by the denominator


-25*8y+5=0

Wy multiply elements

-200y+5=0

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

-200y=-5

y=-5/-200

y=1/40

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