r-(-7)=-

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Solution for r-(-7)=- equation: 



r-(-7)=-

We move all terms to the left:

r-(-7)-(-)=0

We add all the numbers together, and all the variables

r-(-7)-0=0

We add all the numbers together, and all the variables

r+7=0

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

r=-7

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