2(3r-25)-2r=2(r-15)

Solution for 2(3r-25)-2r=2(r-15) equation:

2(3r-25)-2r=2(r-15)

We move all terms to the left:

2(3r-25)-2r-(2(r-15))=0

We add all the numbers together, and all the variables

-2r+2(3r-25)-(2(r-15))=0

We multiply parentheses

-2r+6r-(2(r-15))-50=0


We calculate terms in parentheses: -(2(r-15)), so:

2(r-15)

We multiply parentheses

2r-30

Back to the equation:

-(2r-30)


We add all the numbers together, and all the variables

4r-(2r-30)-50=0

We get rid of parentheses

4r-2r+30-50=0

We add all the numbers together, and all the variables

2r-20=0

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

2r=20

r=20/2

r=10