3 years ago

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

2 answers:

5 0

ummm I think I know but I don't at the same time take away 40 from 112 and theres you answer♥.

Serga [27]3 years ago

5 0

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

so 16 cows and 24 chickens

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