Math

130 = 5(2z + 2) Solve for unknown

Asked by AnneS2 12 years ago 7/20/2013 5:36 AM

Last updated by anonymous 12 years ago 7/22/2013 4:09 PM

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Answered by CherieS 12 years ago 7/22/2013 4:09 PM

130 = 5(2z + 2)

130 = 5(2z ) (5)(+ 2)

130=10z+10

130-10=10z+10-10

120=10z

120/10=10z/10

12=z