Question

Kristen takes 2 pages of notes during each hour of class. Write an equation that shows the relationship between the time in class x and the number of pages y.

Write your answer as an equation with y first, followed by an equals sign.

Answer 1

y = 2x

Explanation:

Kristen writes 2 pages of notes per hour in class. This is the rate of change. The function can be written as a linear equation y = mx where m = 2 pages per hour.

The function is y = 2x where x is hours in class and y is the number of pages.