3(5r-2)+5=20

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Solution for 3(5r-2)+5=20 equation: 



3(5r-2)+5=20

We move all terms to the left:

3(5r-2)+5-(20)=0

We add all the numbers together, and all the variables

3(5r-2)-15=0

We multiply parentheses

15r-6-15=0

We add all the numbers together, and all the variables

15r-21=0

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

15r=21

r=21/15

r=1+2/5

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