Math

7(9+k)=84

Asked by AnneS2 12 years ago 4/1/2013 4:48 AM

Last updated by anonymous 12 years ago 4/3/2013 10:17 PM

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Answered by CherieS 12 years ago 4/3/2013 10:17 PM

7(9+k)=84

(7)(9) + (7)(k)=84

63 +7k =84

63+7k-63=84-63

7k=21

7k/7=21/7

k=3