Asked by Austin
There are 52 chickens and goats in a barn. chickens have two legs, and goats have 4. 128 legs in total. How do set this up with substitution?
Answers
Answered by
PsyDAG
g = 52 - c
2c + 4g = 128
Substitute 52-c for g in the second equation and solve for c. Insert that value into the first equation to solve for g. Check by putting both values into the second equation.
2c + 4g = 128
Substitute 52-c for g in the second equation and solve for c. Insert that value into the first equation to solve for g. Check by putting both values into the second equation.
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