A defensive section of a soft copper tubing must be replaced. A 19 3/16-inch section is cut out. The tube to replace the defective section will overlap 3/8 inch at each end. How many inches long is the piece of new tubing?

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The Answer of A defensive section of a soft copper tubing must be replaced. A 19 3/16-inch section is cut out. The tube to replace the defective section will overlap 3/8 inch at each end. How many inches long is the piece of new tubing?

A Defensive Section of a Soft Copper Tubing Must Be