9=3(1/2y-9)

Solution for 9=3(1/2y-9) equation:

9=3(1/2y-9)

We move all terms to the left:

9-(3(1/2y-9))=0


Domain of the equation: 2y-9))!=0

y∈R


We multiply all the terms by the denominator


-(3(1+9*2y-9))=0


We calculate terms in parentheses: -(3(1+9*2y-9)), so:

3(1+9*2y-9)

We add all the numbers together, and all the variables

3(9*2y-8)

We multiply parentheses

54y-24

Back to the equation:

-(54y-24)


We get rid of parentheses

-54y+24=0

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

-54y=-24

y=-24/-54

y=4/9