4(r+2)-(3r-1)=13

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Solution for 4(r+2)-(3r-1)=13 equation: 



4(r+2)-(3r-1)=13

We move all terms to the left:

4(r+2)-(3r-1)-(13)=0

We multiply parentheses

4r-(3r-1)+8-13=0

We get rid of parentheses

4r-3r+1+8-13=0

We add all the numbers together, and all the variables

r-4=0

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

r=4

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