jodannicholas129 jodannicholas129
  • 04-03-2021
  • Mathematics
contestada

The total bill for a group of friends having dinner was $130. ​They paid the entire bill using only $5 and $ 10$ bills. ​In total, there were 16 bills used. ​How many of each type of bill were used to pay the bill?

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joshnathanlee2006
joshnathanlee2006 joshnathanlee2006
  • 04-03-2021

Answer:

6 five dollar bills and 10 ten dollar bills

Step-by-step explanation:

130 = 5x + 10y

x + y = 16

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