alainaromero14 alainaromero14
  • 02-11-2020
  • Mathematics
contestada

Billy-Bob has a piggy-bank filled with nickels and quarters totaling $11.90.
The piggy-bank contains 74 coins in all. How many of each coin does he
have?

Respuesta :

Аноним Аноним
  • 02-11-2020

Answer:

x = 33

y = 41

Step-by-step explanation:

GIven

x: number of nickels

y: number of quarters

A nickel = $0.05

A quarter = $0.25

then we have the system of equations

0.05*x + 0.25*y = 11.90

x + y = 74

Which can be solved applying any of known methods. Then, the solution is

x = 33

y = 41

hope this was helpful.

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