Homework Help: math

Posted by cindy on Tuesday, November 27, 2012 at 9:36pm.

a farmer had 24 animals. some of the animals were chicken and some were dogs. altogether there were 56 legs.
How many of the farmer's animals were chickens and how many were dogs?

math - PsyDAG, Wednesday, November 28, 2012 at 12:28pm
c + d = 24

Therefore c = 24 - d

2c + 4d = 56

Substitute 24-d for c in second equation and solve for d. Insert that value into the first equation and solve for c. Check by inserting both values into the second equation.
math - Anonymous, Thursday, December 27, 2012 at 3:54pm
3
Algebra - Areeb Chaudhry, Monday, January 7, 2013 at 5:14pm
3 pigs
21 Chickens

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