Problema Solution
A 6ft of copper wire must be cut into three pieces. The shortest piece is 16 in less than the middle piece. The longest piece is twice as long as the middle piece. How long each piece?
Answer provided by our tutors
Let
x = the middle piece
x - 16 = the shortest piece
2x = the longest piece
x + (x - 16) + 2x = 6*12 (6 ft = 6*12 in)
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click here to see the equation solved for x
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x = 22 in
22 - 16 = 6 in
22/2 = 11 in
The shortest piece is 6 inches long.
The middle piece is 11 inches long.
The longest piece is 22 inches long.