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.

Answer Link

Otras preguntas

Latin nouns have ___ cases. 5 20 or 3

8times 6=4times 6+blank times 6

Which is a characteristic of coral islands? a. flat terrain b. coastal plain c. curving arc d. rugged slope

Casey finds that when asked for their email address, 15 of her customers will share their address with her. To simulate the behavior of the next 4 customers, sh

Read the passage. Is mean dear sister you would think that we had already suffered enough for the course of Oedipus: I cannot imagine any grief that you and I h

What factors multiply to -80 and add to 6

what qualities appear in caesar in act I

What is the great red spot? what is the great red spot? a long-lived, high-pressure storm on jupiter a place where reddish particles from io impact jupiter's su

Plz help me.. plzzzzzzzz

who were the first black student to attend the university of Georgia