Question

The width of a rectangle is the length minus 3 units. The area of the rectangle is 28 square units. What is the length, in units, of the rectangle?

Answer 1

7 units

Step-by-step explanation:

Find two numbers which when multiplied give you 28(because l×b =area). Factors of 28 are1, 2,4,7,14 and 28. 7×4=28 and when you subtract 3 from 7 you get 4. Therefore, our answer is 7