SOLUTION: A farm house shelters 26 animals. Some are goats and some are ducks. Altogether there are 90 legs. How many of each animal are there? Need it in a equation then the steps of solvi

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Question 821870: A farm house shelters 26 animals. Some are goats and some are ducks. Altogether there are 90 legs. How many of each animal are there?
Need it in a equation then the steps of solving it
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi,

A farm house shelters 26 animals. 

Some are goats and some are ducks

  x are goats and (26-x) are ducks

Question states*** Altogether there are 90 legs.

  4x + 2(26-x) = 90 legs

     2x = 38

      x = 19, the number of goats.  7 ducks   (26-19)

CHECKING our answer***

   76 + 14 = 90 legs 

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