Bill can type 19 words per minute faster than bob. their combined typing speed is 97 words per minute. find bobs typing speed
if you can: )

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

With both problems. a. s.a. p directions on photo ^

Susie wants to take her friend out for lunch. she wants to spend $9.75 each person. how much will she spend in all.