Help me with this problem.
(8)(2^2)(-1)

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest

In angle pqr find the measure of

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