0.5=9/0.9y

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Solution for 0.5=9/0.9y equation: 



0.5=9/0.9y

We move all terms to the left:

0.5-(9/0.9y)=0



Domain of the equation: 0.9y)!=0

y!=0/1

y!=0

y∈R



We add all the numbers together, and all the variables

-(+9/0.9y)+0.5=0

We get rid of parentheses

-9/0.9y+0.5=0

We multiply all the terms by the denominator


(0.5)*0.9y-9=0

We multiply parentheses

0y-9=0

We add all the numbers together, and all the variables

y-9=0

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

y=9

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