eturner518
20.07.2019 •
Mathematics
There are 56 treats to be given to 10 pets. some of those are cats, others are dogs. cats take 5 biscuits, dogs take 6. how many cats & dogs are there?
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Ответ:
c+d=10
5c+6d=56 (c= # of cats, d= # of dogs) Then solve
I am using elimination and multiply the first equation by -5
-5c-5d=-50
5c+6d=56
Then eliminate
-d=-6 Divide by -1 d=6
Then solve for c
c+6=10
c=4
Hope this helps!
Ответ:
I think C or D
Explanation:
humorous doesn't really fit this