Math

Solve for unknown: 2z + 5 + 6z = 21

Asked by AnneS2 on 20 Sep 05:46

Last updated by anonymous on 21 Sep 11:59

1 Answers

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Answered by CherieS on 21 Sep 11:59

2z + 5 + 6z = 21

5 + 8z = 21

5 + 8z-5 = 21-5

8z=16

8z/8=16/8

z=2