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there are some cows and some chickens, if there are a total of 40 heads and 112 legs, how many cows are there
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5 votes
there are some cows and some chickens, if there are a total of 40 heads and 112 legs, how many cows are there

User Ivan Romanov
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1 Answer

6 votes
4x + 2(40-x) = 112
4x + 80 - 2x = 112
2x = 32
x = 16

so 16 cows and 24 chickens
User Jaskeil
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