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geneticrockhopper247Best ResponseYou've already chosen the best response.1
Follow the order of operations: Work inside the parenthesis first Evaluate exponents (this doesn't apply here, however) multiply and divide outside the parenthesis Add and subtract outside the parenthesis.
 11 months ago

dustyBest ResponseYou've already chosen the best response.2
http://www.wolframalpha.com/input/?i=16+%E2%80%93+4+%2B+%28160+%C3%B7+20%294 go to this sight, it should help u
 11 months ago

EsmeraldaTBest ResponseYou've already chosen the best response.0
i think geneticrockhopper257 answered your question.
 11 months ago
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