The sum of two numbers is 13, the difference is 4. what are the numbers?

Why do interests rates on loans to be lower in a weak economy than in a strong one

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

What number is 7 units left of -15?