contestada

On a farm there are some cows and some chickens. If the animals have a total of 40 head and 112 legs, how many cows are there?

Respuesta :

Since3122015
[tex]\frac{112-2*40}{2}\\\frac{112-80}{2}\\\frac{32}{2}\\16[/tex]

16 cows and 24 chickens.

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