At the zoo you see 16 animals (ducks and pigs). There are a total of 52 animal feet on the ground. How many ducks are there? How

Question

3 years ago

15

many pigs are there?
Write a system of linear equations that represent this situation.

1 answer:

nydimaria [60] · Answer 1 · 2022-09-02T04:05:10+03:00

4 0

Answer:

Step-by-step explanation:

P = pigs D = ducks

P + D = 17

P = 17 – D

4P + 2D = 50 because pigs have 4 feet

and ducks have 2 feet.

4(17 – D) + 2D = 50

68 – 4D + 2D = 50

.68 – 2D = 50

–2D = –18

D = 9

P = 17 – D

P = 17 – 9

9 = 17 – D

D = 8