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Mathematics 21 Online
OpenStudy (anonymous):

find an equivalent expression without parenthesis. -(5a-3b+9)

OpenStudy (anonymous):

-5a+3b-9?

OpenStudy (anonymous):

Just multiply it out, (-1)(5a) - (-1)(3b) + (-1)(9)

OpenStudy (anonymous):

Yes! Perfect!

OpenStudy (anonymous):

awesome!!

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