3(r-2)=40

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Solution for 3(r-2)=40 equation: 



3(r-2)=40

We move all terms to the left:

3(r-2)-(40)=0

We multiply parentheses

3r-6-40=0

We add all the numbers together, and all the variables

3r-46=0

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

3r=46

r=46/3

r=15+1/3

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