Math

2z + 5z + 2 = 51 Solve for z

Asked by AnneS2 12 years ago 10/2/2013 6:58 AM

Last updated by anonymous 12 years ago 10/3/2013 12:38 PM

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Answered by CherieS 12 years ago 10/3/2013 12:38 PM

2z + 5z + 2 = 51

7z + 2 = 51

7z + 2-2 = 51-2

7z=49

7z/7=49/7

z=7