What are the two factors of - 18 that will add to + 3?

-3·5

Step-by-step explanation:

add the numerical terms the expression - 18 + 3 = - 15

In order to factor an integer, we need to repeatedly divide it by the ascending sequence of primes (2, 3, 5 ...) The number of times that each prime divides the original integer becomes its exponent in the final result

Prime number 3 to the power of 1 equals 3.

Prime number 5 to the power of 1 equals 5.