-(4+r)=5

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



-(4+r)=5

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(r+4)-5=0

We get rid of parentheses

-r-4-5=0

We add all the numbers together, and all the variables

-1r-9=0

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

-r=9

r=9/-1

r=-9

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