15=6+9(x-3)

Solution for 15=6+9(x-3) equation:

15=6+9(x-3)

We move all terms to the left:

15-(6+9(x-3))=0


We calculate terms in parentheses: -(6+9(x-3)), so:

6+9(x-3)

determiningTheFunctionDomain
9(x-3)+6

We multiply parentheses

9x-27+6

We add all the numbers together, and all the variables

9x-21

Back to the equation:

-(9x-21)


We get rid of parentheses

-9x+21+15=0

We add all the numbers together, and all the variables

-9x+36=0

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

-9x=-36

x=-36/-9

x=+4