According to the scores on the last math test, 80%, or 20. of the students in the class received an A Find the number of students in the entire class.

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Which value of y will make the inequality y< -1 false?

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?