SOLUTION: What is the answer to 7-9r+2r-3 ?

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Question 640573: What is the answer to
7-9r+2r-3 ?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
7-9r+2r-3

(-9r+2r)+(7-3)

-7r+4