7/8y+1/8y+17=21

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Solution for 7/8y+1/8y+17=21 equation: 



7/8y+1/8y+17=21

We move all terms to the left:

7/8y+1/8y+17-(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

7/8y+1/8y-4=0

We multiply all the terms by the denominator


-4*8y+7+1=0

We add all the numbers together, and all the variables

-4*8y+8=0

Wy multiply elements

-32y+8=0

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

-32y=-8

y=-8/-32

y=1/4

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