If ed can paint the bedroom by himself in 3 hours, and his friend , jake, works at the same pace as ed does , how long will it take to paint the room if the boys work together? (shoe work)

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?