amckennie51
amckennie51 amckennie51
  • 21-03-2021
  • Mathematics
contestada

A farmhouse shelters 10 animals. Some are pigs and some are ducks. Altogether there are 36 legs. How many DUCKS are there?

Respuesta :

muskan1913yadav
muskan1913yadav muskan1913yadav
  • 21-03-2021

Answer:

let no of pigs=x

ducks=y

x+y=10.....(1)

4x+2y=36

2x+y=18....(2)

by(1)..y=10-x

putting vvalue

2x+10-x=18

x=8

ducks=8

Answer Link

Otras preguntas

Help can someone explain this in about 75 words please...I notice others get their questions answered I never do I need help please This week you are learning a
Differentiate each function with respect to x. Show steps
help!! i’m so confused and dont know what to do!
. jksnfjkanfjanbgujıabnugıjnhagıuü ,
gi- rls co- me fa- st pass: me- et .goo-gle. c- om/ fqg-pqdd-wbq​
in how many year will the population of a town be 209475 feom 190000 at the growth rate 5% per annum​
Why is it important to be thankful??​
At the circus, the McCartney family bought bags of cotton candy and funnel cakes for . The Lennon family bought bags of cotton candy and funnel cakes for .
M = -1/4(x + 3y) how do i solve this?
In triangle ABC M is the midpoint of BC, AM=MC and at bisects angle bac and ATC= 56 degrees. what is the size of the angle AMB