The sum of two numbers is - 3 and their difference is 9 find the numbers

-6 and 3

Step-by-step explanation:

3 - (-6) = 3 + 6=9 (two negative signs = positive sign)

-6 + 3 = - 3

It you have 6 negative tiles and add 3 positive tiles, the 3 negative tiles cancel 3 positive tiles. So hat is left is 3 negative tiles