42=7/9y

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Solution for 42=7/9y equation: 



42=7/9y

We move all terms to the left:

42-(7/9y)=0



Domain of the equation: 9y)!=0

y!=0/1

y!=0

y∈R



We add all the numbers together, and all the variables

-(+7/9y)+42=0

We get rid of parentheses

-7/9y+42=0

We multiply all the terms by the denominator


42*9y-7=0

Wy multiply elements

378y-7=0

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

378y=7

y=7/378

y=1/54

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