JeonAsh
JeonAsh JeonAsh
  • 20-03-2017
  • Mathematics
contestada

Carlo is now 4 times as old as Carla. 5 years ago the sum of their ages was 45 years old. How old is each now? (pls include equation and solution thx)

Respuesta :

HurruDurru HurruDurru
  • 20-03-2017
X- Carlo
Y-carla

X=4y
(X+4y)-5=45

8y-5=40
Y=5

X=4*5
X=20
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