Two football players move in a straight line directly toward one another. Their equations of motion are as follows: X 1  = 0.1 m + (- 3.1 m/s) t

X 2  = - 6.3 m + ( 2.8 m/s) t

At what time do the players collide?

Sarah is making a scale drawing of a painting that is 48inches wide by 120 inches high her paper is 12 inches wide and 24 inches tall she decides to use a scale 1 inches equals 4 inches is this a reasonable scale