javiercastillo2012 javiercastillo2012

19-05-2020
Mathematics

contestada

There are 13 animals in the barn. Some are chickens and some are pigs. There are 40 legs in all. How many of each animal are there?

Respuesta :

scarletdeathweaver74 scarletdeathweaver74

19-05-2020

Answer:

There are 6 chickens and 7 pigs.

Step-by-step explanation:

x+y=13 and 2x+4y=40

1. 6+7=13 animals

2. (6*2=12)+(7*4=28)=40 legs

Answer Link

Otras preguntas

ONLY 24 HOURS LEFT! If you don't buy these pants by tomorrow night,you will miss out on a once-in-a-lifetime opportunity to buy Jasmine Jeans at t

The difference of the squares of two positive consecutive even integers is 36

Round 78500 to the nearest thousand. Enter your answer in the box below without a comma.

Why does Rashad lie to Shirley, the woman who works at the gift shop, when she asked him how he got so badly hurt?

Drag each tile to the correct box. Match each type of character with the correct description.

Mark has invested $300 at age 16 into a money market account earning 6%. How many times will Mark's investment double before age 52? What will his investment be

What is the function of the sepal? The sepal fertilizes the egg.O The sepal protects the bud.The sepal produces pollen.The sepal disperses the seed.

True or false: Author’s develop central ideas by presenting more complex information about a topic over the course of the text. ?

list the following events in correct chronological order

realy easy question for soo many points y and z are whole numbers. y<70 and z less than or equal to 70 work out the largest possible value of y+z