y=4/8x+21

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Solution for y=4/8x+21 equation: 



=4/8Y+21

We move all terms to the left:

-(4/8Y+21)=0



Domain of the equation: 8Y+21)!=0

Y∈R



We get rid of parentheses

-4/8Y-21=0

We multiply all the terms by the denominator


-21*8Y-4=0

Wy multiply elements

-168Y-4=0

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

-168Y=4

Y=4/-168

Y=-1/42

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