Math

Solve for unknown: 64 = 4z + 4 + 8z

Asked by AnneS2 12 years ago 9/20/2013 5:53 AM

Last updated by anonymous 12 years ago 9/21/2013 11:34 AM

1 Answers

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Answered by CherieS 12 years ago 9/21/2013 11:34 AM

64 = 4z + 4 + 8z

64 = 12z + 4

64-4 = 12z + 4 -4

60=12z

60/12=12z/12

5=z