Math

3(d - 7) = -6 Solve for the unknown

Asked by AnneS2 12 years ago 8/6/2013 6:34 AM

Last updated by anonymous 12 years ago 8/7/2013 1:18 PM

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Answered by CherieS 12 years ago 8/7/2013 1:18 PM

3(d - 7) = -6

3(d) (3)(- 7) = -6

3d-21=-6

3d-21+21=-6+21

3d=15

3d/3=15/3

d=5