Graph each system and determine the number of solutions it has. if it has one solution, name it.

i really really need show will mark

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Find the missing dimension extra points

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.