5r-28=-1+3(2r-8)

Solution for 5r-28=-1+3(2r-8) equation:

5r-28=-1+3(2r-8)

We move all terms to the left:

5r-28-(-1+3(2r-8))=0


We calculate terms in parentheses: -(-1+3(2r-8)), so:

-1+3(2r-8)

determiningTheFunctionDomain
3(2r-8)-1

We multiply parentheses

6r-24-1

We add all the numbers together, and all the variables

6r-25

Back to the equation:

-(6r-25)


We get rid of parentheses

5r-6r+25-28=0

We add all the numbers together, and all the variables

-1r-3=0

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

-r=3

r=3/-1

r=-3