Asked by Priti singh
A farmer has some hens and cows the total number of feet us 128 if the total number of of animals are 40 find how many hens and cows are there?
Answers
Answered by
bobpursley
2H+4C=128
H+C=40
double the lower equation, then subtract the second equation from the first.
(2-2)H+4C-2C=128-80
2C=48
C=24
H=16
H+C=40
double the lower equation, then subtract the second equation from the first.
(2-2)H+4C-2C=128-80
2C=48
C=24
H=16
Answered by
Steve
suppose there were
40 cows = 160 feet
so, you would need 32/2 = 16 fewer cows: 24. The 32 feet would be made up with 16 hens.
40 cows = 160 feet
so, you would need 32/2 = 16 fewer cows: 24. The 32 feet would be made up with 16 hens.
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