Math

4 = 9 - b Solve for the unknown

Asked by AnneS2 12 years ago 7/24/2013 6:10 AM

Last updated by anonymous 12 years ago 7/26/2013 1:08 PM

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Answered by CherieS 12 years ago 7/26/2013 1:08 PM

4 = 9 - b

4+b = 9 - b+b

4+b = 9

4-4+b = 9-4

b=5