Question

There are 6 quarters in a jar. Jill adds 2 quarters to the jar every day. Write a linear equation in slope-intercept form to represent the total amount of quarters in the jar after x days.

Answer 1

The answer is y = 2x+6

Answer 2

Initial number of quarters; 6

x = number of days

Number of quarters added after x days: 2x

Total amount of quarters, y = 2x + 6

Note: the slope is 2 and the y-intercept is 6.