Y=1/2x+21

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Solution for Y=1/2x+21 equation: 



=1/2Y+21

We move all terms to the left:

-(1/2Y+21)=0



Domain of the equation: 2Y+21)!=0

Y∈R



We get rid of parentheses

-1/2Y-21=0

We multiply all the terms by the denominator


-21*2Y-1=0

Wy multiply elements

-42Y-1=0

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

-42Y=1

Y=1/-42

Y=-1/42

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