7(r-6)-6(r-1)=2(r+6)

Solution for 7(r-6)-6(r-1)=2(r+6) equation:

7(r-6)-6(r-1)=2(r+6)

We move all terms to the left:

7(r-6)-6(r-1)-(2(r+6))=0

We multiply parentheses

7r-6r-(2(r+6))-42+6=0


We calculate terms in parentheses: -(2(r+6)), so:

2(r+6)

We multiply parentheses

2r+12

Back to the equation:

-(2r+12)


We add all the numbers together, and all the variables

r-(2r+12)-36=0

We get rid of parentheses

r-2r-12-36=0

We add all the numbers together, and all the variables

-1r-48=0

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

-r=48

r=48/-1

r=-48