A store buys shirts from a distributor for $10 each and marks them up 50%. After a few weeks, they discount the shirts by 50%. Is the discounted price $10?

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

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

What does independent variable and dependent variable mean in math?