New copy machine can produce five more than twice the number of copies per hour of the old copy machine. if the new machine produces 205 copies per hour how many copies can the old machine produce.

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?