morgan8753oxqjyy morgan8753oxqjyy
  • 12-12-2017
  • Mathematics
contestada

one half the sum of a number z and 3 1/2 is 4 1/2

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Evelyn281
Evelyn281 Evelyn281
  • 12-12-2017
4 1/2(2)=9. Multiply by 2 to get total
9- 3 1/2=z. Subtract 3 1/2 from total to get Z
5 1/2= Z
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