3(2r-5)+2r=9

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Solution for 3(2r-5)+2r=9 equation: 



3(2r-5)+2r=9

We move all terms to the left:

3(2r-5)+2r-(9)=0

We add all the numbers together, and all the variables

2r+3(2r-5)-9=0

We multiply parentheses

2r+6r-15-9=0

We add all the numbers together, and all the variables

8r-24=0

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

8r=24

r=24/8

r=3

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