3(3+6r)-8(3+2r)=3r-6r

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Solution for 3(3+6r)-8(3+2r)=3r-6r equation: 



3(3+6r)-8(3+2r)=3r-6r

We move all terms to the left:

3(3+6r)-8(3+2r)-(3r-6r)=0

We add all the numbers together, and all the variables

3(6r+3)-8(2r+3)-(-3r)=0

We multiply parentheses

18r-16r-(-3r)+9-24=0

We get rid of parentheses

18r-16r+3r+9-24=0

We add all the numbers together, and all the variables

5r-15=0

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

5r=15

r=15/5

r=3

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