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Law Incorporation [45]
3 years ago
14

What is the equation for 4 times the number of cows plus 2 times the number of ducks is 20

Mathematics
1 answer:
lord [1]3 years ago
5 0

Let c,d be the number of cows and ducks, respectively.

So, 4 times the number of cows is 4c, and 2 times the number of ducks is 2d. Together, they are 4c+2d

This has to equal 20, so the equation is

4x+2d=20

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