r-(-4r-7)=r+11

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Solution for r-(-4r-7)=r+11 equation: 



r-(-4r-7)=r+11

We move all terms to the left:

r-(-4r-7)-(r+11)=0

We get rid of parentheses

r+4r-r+7-11=0

We add all the numbers together, and all the variables

4r-4=0

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

4r=4

r=4/4

r=1

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