Question

What expression represents the length of the rectangle?

Answer 1

`x` + 3 represents the length of the rectangle..

Answer 2

Step-by-step explanation:

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Area = L * W

(x^2- 6x - 7) = L * (x - 7)

(x - 7)(x + 1) = L * (x - 7)

(x - 7)(x + 1)

========= = L

(x - 7)

(x + 1) = L