Math

Solve for the unknown: 6 + 13z = 42 + 10z

Asked by AnneS2 12 years ago 9/20/2013 5:54 AM

Last updated by anonymous 12 years ago 9/21/2013 11:29 AM

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Answered by CherieS 12 years ago 9/21/2013 11:29 AM

6 + 13z = 42 + 10z

6 + 13z-6 = 42 + 10z-6

13z=36+10z

13z-10z=36+10z-10z

3z=36

3z/3=36/3

z=12