Question

A square piece of paper is trimmed to form a rectangle. One of its sides is reduced
by 3 cm and the other side is reduced by 4 cm. The resulting rectangle has an
area of 20 cm^2. If the side length of the initial square was s,

a. write down a quadratic equation involving s
b. solve this equation to find s

Answer 1

Step-by-step explanation:

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