-(7+2r)=3r+23

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Solution for -(7+2r)=3r+23 equation: 



-(7+2r)=3r+23

We move all terms to the left:

-(7+2r)-(3r+23)=0

We add all the numbers together, and all the variables

-(2r+7)-(3r+23)=0

We get rid of parentheses

-2r-3r-7-23=0

We add all the numbers together, and all the variables

-5r-30=0

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

-5r=30

r=30/-5

r=-6

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