Question

What two numbers multiply to -72 and add to 14

Answer 1

x + y = 14

xy = -72

x(14 - x) = -72

14x - x² = -72

x² - 14x - 72 = 0

(x - 18)(x + 4) = 0

x = 18, y = -4

The numbers are 18 and -4.