VIDEO GAMES Ella makes a video game that becomes very popular. She creates a formula , P = 40c – 300, to model
her profit P given the number of copies sold c, taking into account the $300 fee that she has paid a retailer to sell her
game. Which equation would model how many copies c must be sold to yield a specific amount of profit?

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

Asegment in the complex plane has a midpoint at 7 – 2i. if the segment has an endpoint at 11 – 3i, what is the other endpoint?

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.