3(2x 4y - 2z) 7(x y - 4z)
a. 13x 5y - 22z
b. -x - 19y 22z
c. 13x 19y - 34z
d. -x - 5y 34z

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.

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?