Suppose the variable cost of manufacturing a graphing calculator is $40 per calculator, and the daily fix cost is 4,000

Ineed asap graph the system of equations 2x+y=5; 14+7y=35

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

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.