Y=5/4x+21

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Solution for Y=5/4x+21 equation: 



=5/4Y+21

We move all terms to the left:

-(5/4Y+21)=0



Domain of the equation: 4Y+21)!=0

Y∈R



We get rid of parentheses

-5/4Y-21=0

We multiply all the terms by the denominator


-21*4Y-5=0

Wy multiply elements

-84Y-5=0

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

-84Y=5

Y=5/-84

Y=-5/84

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