Okay so the first thing you need to do is move the all the variables to one side of the equal sign
Answer:
2/4-5
Step-by-step explanation:
Answer:I'm 80% sure it is c?!?!
Step-by-step explanation:
I believe the answer you are looking for is 16
Remark
Let the pigs = p
Let the chickens = c
Givens
30 heads is another way of saying that there were 30 creatures in the barnyard. In addition each chicken has 2 legs and each pig has 4
c + p = 30
2C + 4P = 100 (2) Divide (2) by 2
C + 2P = 50 (3) Subtract (1) from (3)
<u>C + P = 30</u>
P = 20
So there were 20 pigs.