0
Anonymous
-28 and 15
Wiki User
55
23
-13
13
13 26
-35
4 and 9
-113
The two numbers that add up to -13 and multiply to 40 are -8 and -5. When you add them together, -8 + (-5) equals -13, and when you multiply them, -8 * -5 equals 40. Thus, the solution is correct.