3(y+7)=8-2(3y-9)

Solution for 3(y+7)=8-2(3y-9) equation:

3(y+7)=8-2(3y-9)

We move all terms to the left:

3(y+7)-(8-2(3y-9))=0

We multiply parentheses

3y-(8-2(3y-9))+21=0


We calculate terms in parentheses: -(8-2(3y-9)), so:

8-2(3y-9)

determiningTheFunctionDomain
-2(3y-9)+8

We multiply parentheses

-6y+18+8

We add all the numbers together, and all the variables

-6y+26

Back to the equation:

-(-6y+26)


We get rid of parentheses

3y+6y-26+21=0

We add all the numbers together, and all the variables

9y-5=0

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

9y=5

y=5/9

y=5/9