-2+2(2r-1)=-13

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Solution for -2+2(2r-1)=-13 equation: 



-2+2(2r-1)=-13

We move all terms to the left:

-2+2(2r-1)-(-13)=0

We add all the numbers together, and all the variables

2(2r-1)+11=0

We multiply parentheses

4r-2+11=0

We add all the numbers together, and all the variables

4r+9=0

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

4r=-9

r=-9/4

r=-2+1/4

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