Which expression is equal to 0?
2 answers:
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Answer:
Equations:
number of chickens = 52
number of goats = 28
Step-by-step explanation:
Given: A small ranch has chickens and goats
Total number of heads = 80
Total number of legs = 216
To find: number of chickens and goats
To draw: the graph
Solution:
Let x denotes number of chickens and y denotes number of goats.
According to the question,
From (i), put in (ii)
Put in equation (i)
So,
number of chickens = 52
number of goats = 28