desiraeortega26 desiraeortega26

12-08-2021
Mathematics

contestada

Farmer McDonald raises ducks and cows. His animals have a total of 20 heads and
64 legs. How many ducks and how many cows does Mr. McDonald have?

Respuesta :

badtestbot28 badtestbot28

12-08-2021

Answer:

8 ducks, 12 cows

Step-by-step explanation:

Let the ducks be x in number and cows be y in number

ATQ, x+y=20 and 2x+4y=64, solving we get y=12 and x=8.

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