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farmer fran has 47 barnyard animals,consisting of only chickens and sheep . if these animals have 138 legs , how many of each type of animals are there?
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farmer fran has 47 barnyard animals,consisting of only chickens and sheep . if these animals have 138 legs , how many of each type of animals are there?

User Zvezda
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2 Answers

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just use the equations x + y= 47 and 2x + 4y=138 to solve
User Wpodgorski
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47 X 4 = 188. That is 50 too many legs. 50/2=25. If you take away 25 sheep and add 25 chicken you have the correct number of legs. There are 25 chicken and 22 sheep.

Hope this helps.
User Renaud Cerrato
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