Greg purchased n notebooks. they were 5 dollars each. write an equation to represent the total cost c that greg paid.

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.

Select the correct answer and solve for y

Simplify the algebraic expression 8y-2(y+4)