If linear correlation between two variable is negative, what can be said about the slope of the regression line

Find the nonpermissible replacement for binthis expression. b2/5b +5

If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?

For every touchdown scored by the timberwolves the mascot does three backflips if the cheerleaders set off six confetti cannons how many touchdowns did the timberwolves score if the cheerleader set of 18 confetti cannons