Respuesta :
9514 1404 393
Answer:
- 30 ducks
- 8 pigs
Step-by-step explanation:
Let p represent the number of pigs. Then the number of ducks is 38-p and the number of legs is ...
4p +2(38 -p) = 92
2p = 16 . . . . . . . . . . . . collect terms, subtract 76
p = 8 . . . . . . 8 pigs in the field
38-p = 30 . . . number of ducks in the field
There are 30 ducks and 8 pigs in the field.