LindseyN1 LindseyN1
  • 02-05-2018
  • Mathematics
contestada

Can someone help me with #28?

Can someone help me with 28 class=

Respuesta :

popalabdulqayou
popalabdulqayou popalabdulqayou
  • 05-05-2018
28:

lets d is dimes and n nickels

4n=d

.05n+.1d=2.25

.05n+.1d=2.25

.05n+.4n=2.25

.45n=2.25

n= 5 

d=4*5= 20

 so 20 dimes and 5 nickles.


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