2r=-3(r+5)

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



2r=-3(r+5)

We move all terms to the left:

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



We calculate terms in parentheses: -(-3(r+5)), so:

-3(r+5)

We multiply parentheses

-3r-15

Back to the equation:

-(-3r-15)



We get rid of parentheses

2r+3r+15=0

We add all the numbers together, and all the variables

5r+15=0

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

5r=-15

r=-15/5

r=-3

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