SOLUTION: If the sum of two whole numbers is 20, and their difference is 4, what is the product? A.24 B.60 C.80 D.96

Algebra ->  Finance -> SOLUTION: If the sum of two whole numbers is 20, and their difference is 4, what is the product? A.24 B.60 C.80 D.96      Log On


   

Question 997652: If the sum of two whole numbers is 20, and their difference is 4, what is the product?
A.24
B.60
C.80
D.96
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
D. 96. The numbers are 12 and 8. 

x + y = 20,
x - y = 4.

Add the two equations. You will get

3x = 24, x = 12.   

Hence, y = 8.