Question

which of the following represents the area of a rectangle whose length is 5x-3 and whose width is x+7​

Answer 1

The answer is 5x^2+32x-21

Explanation:

To find the area of a rectangle, you have to multiply the length by the width. Then, you will get the equation of (5x-3)(x+7). Then, multiply these two together, therefore getting 5x^2+32x-21.