A14 foot ladder is being used to get to the top of 12 foot tall wall at what angle of elevation must the ladder be positioned in order to reach the top of the wall

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Ineed if you could explain and give me the answer you! this needs done

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36