Math

7z + 13 = 6z + 20 Solve for unknown

Asked by AnneS2 on 03 Sep 07:08

Last updated by anonymous on 04 Sep 16:52

1 Answers

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Answered by CherieS on 04 Sep 16:52

7z + 13 = 6z + 20

7z + 13 -6z= 6z -6z+ 2

z+13=2

z+13-13=2-13

z=-11