12(r+2)=240

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Solution for 12(r+2)=240 equation: 



12(r+2)=240

We move all terms to the left:

12(r+2)-(240)=0

We multiply parentheses

12r+24-240=0

We add all the numbers together, and all the variables

12r-216=0

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

12r=216

r=216/12

r=18

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