The lines shown are perpendicular. if the green line has a slope of -1/4, what is the slope of the red line?

Awater tank holds 18000 gallons. how long will it take for the water level to reach 6000 gallons if the water is used at anaverage rate of 450 gallons per day

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth

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