Which expression is equivalent to -8m-8+3m-6? -11m-2 -5m-2
-5m-14 or -16m-3

I need help

Pick the description of a geometric object that best matches the real world object box for a deck of card

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

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