40+5r=-5(-6r-3)

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Solution for 40+5r=-5(-6r-3) equation: 



40+5r=-5(-6r-3)

We move all terms to the left:

40+5r-(-5(-6r-3))=0



We calculate terms in parentheses: -(-5(-6r-3)), so:

-5(-6r-3)

We multiply parentheses

30r+15

Back to the equation:

-(30r+15)



We get rid of parentheses

5r-30r-15+40=0

We add all the numbers together, and all the variables

-25r+25=0

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

-25r=-25

r=-25/-25

r=1

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