r+(5+3r)=2r-7

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Solution for r+(5+3r)=2r-7 equation: 



r+(5+3r)=2r-7

We move all terms to the left:

r+(5+3r)-(2r-7)=0

We add all the numbers together, and all the variables

r+(3r+5)-(2r-7)=0

We get rid of parentheses

r+3r-2r+5+7=0

We add all the numbers together, and all the variables

2r+12=0

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

2r=-12

r=-12/2

r=-6

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