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Mathematics 11 Online
OpenStudy (anonymous):

Expand the expression: -7(k-3)

OpenStudy (anonymous):

I am guessing that the answer is: -7k-21?

OpenStudy (anonymous):

@paki

OpenStudy (1018):

you almost got it, but it should be -7k + 21. :)

OpenStudy (1018):

when you multiply two negative numbers, it should be positive.

OpenStudy (anonymous):

oh man, these have always tripped me up!! Thanks so much:)

OpenStudy (1018):

no problem!

OpenStudy (anonymous):

do you think you could hep me with another?!!

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