2r=1.5(r+7)

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Solution for 2r=1.5(r+7) equation: 



2r=1.5(r+7)

We move all terms to the left:

2r-(1.5(r+7))=0



We calculate terms in parentheses: -(1.5(r+7)), so:

1.5(r+7)

We multiply parentheses

1.5r+10.5

Back to the equation:

-(1.5r+10.5)



We get rid of parentheses

2r-1.5r-10.5=0

We add all the numbers together, and all the variables

0.5r-10.5=0

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

0.5r=10.5

r=10.5/0.5

r=21

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