-2(1-2r)=2(1+4r)

Solution for -2(1-2r)=2(1+4r) equation:

-2(1-2r)=2(1+4r)

We move all terms to the left:

-2(1-2r)-(2(1+4r))=0

We add all the numbers together, and all the variables

-2(-2r+1)-(2(4r+1))=0

We multiply parentheses

4r-(2(4r+1))-2=0


We calculate terms in parentheses: -(2(4r+1)), so:

2(4r+1)

We multiply parentheses

8r+2

Back to the equation:

-(8r+2)


We get rid of parentheses

4r-8r-2-2=0

We add all the numbers together, and all the variables

-4r-4=0

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

-4r=4

r=4/-4

r=-1