-5(r+4)+7=-5r-13

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Solution for -5(r+4)+7=-5r-13 equation: 



-5(r+4)+7=-5r-13

We move all terms to the left:

-5(r+4)+7-(-5r-13)=0

We multiply parentheses

-5r-(-5r-13)-20+7=0

We get rid of parentheses

-5r+5r+13-20+7=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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