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OpenStudy (anonymous):
7[-81-(-62-22)] simplify
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OpenStudy (anonymous):
7{-81-(-62-22)} Combine like terms, parentheses first. (PEMDOS) 7{-81-(-84)} Double negative, turns to +. 7{-81 + 84} Add like terms in parenthesis. 7(3) Multiply 7 by 3 21.
OpenStudy (anonymous):
thank you
OpenStudy (anonymous):
No trouble. You see wherever you messed up? Or were you unsure of how to start?
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