6+3(x-4)=9-9(x-7)

Solution for 6+3(x-4)=9-9(x-7) equation:

6+3(x-4)=9-9(x-7)

We move all terms to the left:

6+3(x-4)-(9-9(x-7))=0

We multiply parentheses

3x-(9-9(x-7))-12+6=0


We calculate terms in parentheses: -(9-9(x-7)), so:

9-9(x-7)

determiningTheFunctionDomain
-9(x-7)+9

We multiply parentheses

-9x+63+9

We add all the numbers together, and all the variables

-9x+72

Back to the equation:

-(-9x+72)


We add all the numbers together, and all the variables

3x-(-9x+72)-6=0

We get rid of parentheses

3x+9x-72-6=0

We add all the numbers together, and all the variables

12x-78=0

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

12x=78

x=78/12

x=6+1/2