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24-06-2021
Mathematics

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A 21-inch rope is to be cut into two pleces so that one piece is 8 inches longer than twice the other. How long is each piece, if a=2, b= 8, and I=21
smaller plece
in
larger plece

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Аноним Аноним

24-06-2021

Answer:

4 1/3 inches Smaller piece

16 2/3 inches Larger piece

Step-by-step explanation:

x + (2x + 8) = 21

3x + 8 = 21

3x = 13

x = 13/3

x = 4 1/3 inches Smaller piece

2x + 8 = 8 2/3 + 8

2x + 8 = 16 2/3 inches Larger piece

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