r-(-9)=17

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Solution for r-(-9)=17 equation:



r-(-9)=17
We move all terms to the left:
r-(-9)-(17)=0
determiningTheFunctionDomain r-17-(-9)=0
We add all the numbers together, and all the variables
r-8=0
We move all terms containing r to the left, all other terms to the right
r=8

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