The length of the rectangle below is x+12. the width of the rectangle is x+3. what is the area of the rectangle? show all your work. write your answer in standard form.

The area of the rectangle is

Explanation:

It is given that the length of the rectangle is

The width of the rectangle is

The formula to find the area of the rectangle is given by

where and

Substituting the values in the formula, we have,

Multiplying, we get,

Adding the like terms, we have,

Thus, the area of the rectangle is