rombo
rombo rombo
  • 03-04-2018
  • Mathematics
contestada

3 times the sum of a number z and 15

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2NS
2NS 2NS
  • 03-04-2018
The answer is 3(15+z)
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Arielle180263 Arielle180263
  • 03-04-2018
(z + 15)(3) = 45 - 3z
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