nataliaxell941 nataliaxell941
  • 11-04-2018
  • Mathematics
contestada

Joan has $5.60 worth of change in nickels and dimes if she hsd 5 times as many nickels and dimes how many of each coin does she have

Respuesta :

lauriebethw lauriebethw
  • 12-04-2018
.05n+.10d=5.60
n=5d
.05(5d)+.10d=5.60
.35d=5.60
d=15
n=5d=80
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