Rabbits 3

Viju has 40 chickens and rabbits. If in all there are 90 legs. How many rabbits are there with Viju?

Correct result:

r =  5

Solution:


r+c=40
4r+2c=90

r+c=40
4•r+2•c=90

c+r = 40
2c+4r = 90

c = 35
r = 5

Calculated by our linear equations calculator.



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