jazziamartinez3103 jazziamartinez3103
  • 15-03-2019
  • Mathematics
contestada

The difference of two numbers, a and b,is 21. The difference of 5 times a and b two times b is 18

Respuesta :

vai7 vai7
  • 25-03-2019

5-21×21=5-441=-436

21-2=19

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