avd. math

posted by .

farmer joe needs cows pigs an chickens
cows cost 10.00 each and pigs cost .50 cents each,an chickens are 10 cents.he needs 100 animals an he only has 100 dollars .


let x=cow, y=pig, and z=chicken
10x + .5y +.1z = 100
x + y + z = 100

substitute & get the answer.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math question (counting)

    When Josh was visiting his family’s farm, he saw that the farm only raised chickens and cows. Josh counted 38 heads and 100 feet in the barnyard. How many chickens and how many cows were in the barnyard?
  2. 6th grade math

    on a farm there is 18 pigs and chickens (all together). There are 52 legs, how many pigs and how many chickens are there?
  3. Math

    I have $100.00 dollars to spend to buy 100 animals. Cows cost $50.00 each, sheep cost $3.00 each, pigs cost $2.00 each and chicks cost $0.10 each. How many of each do I need to buy to spend $100.00 dollars and have 100 aninals?
  4. 5th grade

    Carol uses the same ratio table to solve the problems below. Do you agree or disagree?
  5. math

    i have 100.00 to spend on 100 animals. the chickens are .05 each, the pigs are 5.00 each, and the cows are 10.00 each.
  6. Math

    How to solve: There are 40 chickens and cows in the farmyard. There are 100 legs in all. How many are cows and how many are chickens
  7. math

    You have exactly 100 dollars to buy 100 animals you must buy at least one of each of the following animals Chickens=50 cents each Pigs=3.00 each Cows=10.00 each
  8. Algebra 1

    a farmer raises chickens and cows. there are 34 animals in all. the farmer counts 110 legs total on these animals. how many chickens and how many cows are on this farm?
  9. Math

    There are 40 cows and chickens in a farmyard. One quiet afternoon, Lola counted and found that there were 100 legs in all. How many cows and how many chickens are there?
  10. Math

    A farmer has only pigs and chickens. When she stands on her porch and surveys her stock, she sees 22 heads and 52 legs. How many chickens does she have and how many pigs?

More Similar Questions