This is the rule for how much fabric she needs to buy. • Measure from your waist to the finished length of the pants • Double this measurement • Add 8 inches 1. Amy's measurement from her waist to the finished length of the pants is 35 inches. How many inches of fabric does she need?

She needs 78 inches of fabric.

Step-by-step explanation:

The rule for the amount of fabric that needs to be bought is:

Where "x" is the distance from the waist to the finished length of the pants. Since Amy's is 35 inches, the amount of fabric is:

She needs 78 inches of fabric.

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step-by-step explanation: