13-10-2019
Mathematics

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A copper conducting wire measures 84 cm in length. It is cut into 2 pieces. The shorter price is 5 cm shorter than the long piece. Find the final length of each piece

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13-10-2019

Answer:

longer piece: 44.5

shorter piece: 39.5

Work:

let x = longer piece

let x - 5 = shorter piece

x - 5 + x = 84

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