The short sides of a rectangle are 2 inches. The long sides of the same rectangle are three less than an unknown number of inches.

If the perimeter of the rectangle is 22 inches, what is the value of the unknown number?

Respuesta :

Answer:

12

Step-by-step explanation:

since you already know that the short sides together are 4 inches, that means there's 18 inches left, so 9 inches for each long side. Add 3 to 9 and you have your unknown number.

Answer:

Step-by-step explanation:

12