7. (08.03)

Consider the following pair of equations:

y = x + 4

y = −2x − 2

Explain how you will solve the pair of equations by substitution. Show all the steps and write the solution in (x, y) form. (5 points)

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.

Can someone me with these two circle theorem questions asap?

What is the length and width of a 84.5 square foot rug? will mark