Help Due 11:59 pm A company manufactures and sells cell phone cases. The revenue obtained by selling x cases is given by the
formula
R = 14x - 0.05x^2

Solve the equation below to find the number of cell phone cases they must sell so to receive from $960 in revenue.

960=14x-0.05x^2.

They need to sell _ or ___ cases to make 960 in revenue.