Find the multiplier for 21.6 % decay

The product of two negative rational numbers is always zero sometimes zero never zero

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

Two numbers have a sum of -19. one number is x. what expression represents the other number?