Write a simplified polynomial expression in standard form to represent the area of the rectangle below. a picture of a rectangle is shown with one side labeled as 5 x plus 2 and another side labeled as x minus 4.

The area of a rectangle is given by the length times the width of the rectangle.

Thus the area of the given rectangle is given by:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

lo98765432wqasdfghjkloi87654567890

step-by-step explanation: