23-5r=-3(-r-5)

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Solution for 23-5r=-3(-r-5) equation: 



23-5r=-3(-r-5)

We move all terms to the left:

23-5r-(-3(-r-5))=0

We add all the numbers together, and all the variables

-5r-(-3(-1r-5))+23=0



We calculate terms in parentheses: -(-3(-1r-5)), so:

-3(-1r-5)

We multiply parentheses

3r+15

Back to the equation:

-(3r+15)



We get rid of parentheses

-5r-3r-15+23=0

We add all the numbers together, and all the variables

-8r+8=0

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

-8r=-8

r=-8/-8

r=1

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