2(2r-2)=4(3r-3)

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Solution for 2(2r-2)=4(3r-3) equation: 



2(2r-2)=4(3r-3)

We move all terms to the left:

2(2r-2)-(4(3r-3))=0

We multiply parentheses

4r-(4(3r-3))-4=0



We calculate terms in parentheses: -(4(3r-3)), so:

4(3r-3)

We multiply parentheses

12r-12

Back to the equation:

-(12r-12)



We get rid of parentheses

4r-12r+12-4=0

We add all the numbers together, and all the variables

-8r+8=0

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

-8r=-8

r=-8/-8

r=1

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