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a carpainter made 20 pieces of furniture comprising of 74 legs. stool of 3 legs and chairs of 4 legs. How many chairs and stools did he make.

18 chairs and six stools

3 s + 4 c = 74
s+c=20 so s = (20-c)

3(20-c) + 4 c = 74
60 + c = 74
c = 14
s = 6

I don't no

What math problem could cindy solve using the blocks?

Thanks fo the answer Cassie "18 chairs and six stools" Can you show me the working please.
"a carpainter made 20 pieces of furniture comprising of 74 legs. stool of 3 legs and chairs of 4 legs. How many chairs and stools did he make"

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