Preshyara Preshyara
  • 22-10-2020
  • Mathematics
contestada

A grandmother says her grandson is two years older than her granddaughter and that
together, they are at least 12 years old. How old are her grandson and granddaughter?

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Respuesta :

mayie07
mayie07 mayie07
  • 22-10-2020
Grandson: 7
Granddaughter: 5
X: granddaughter
X + 2: grandson
X + (X + 2) = 12
X + X + 2 = 12
2X = 12 - 2
2X = 10
2x/2 = 10/2
X = 5
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