How many solutions does this system have? y = -6x - 5

-2y +7 = 12x

A.
One Solution

B.
Two Solutions

C.
No Solutions (what i think)

D.
Infinitely Many Solutions

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m