Is (–9, 7) a solution to this system of inequalities?

x + y ≤ –7
7x − 4y > –4

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.

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

Iwill give you ! what is the measure of ∠v ?