Math

9(8 + 3z) = 261

Asked by AnneS2 12 years ago 10/8/2013 4:48 AM

Last updated by anonymous 12 years ago 10/9/2013 11:50 AM

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Answered by CherieS 12 years ago 10/9/2013 11:50 AM

9(8 + 3z) = 261

9(8 ) (9)(+ 3z) = 261

81+27z=261

81+27z-81=261-81

27z=180

27z/27=180/27

z=6.67