When solving an equation, Carmen's first step is shown below. Which property justifies Carmen's first step?
Original Equation:
- 4x – 3= -1
First Step:
--4x = 2
associative property of multiplication
commutative property of multiplication
O multiplication property of equality
O addition property of equality

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