Question

Exercise 1.5

Please provide the following:

a. Definition or meaning of x, including the units of x.

b. Definition or meaning of y, including the units of y

c. The equation in the form of y = mx +b.

d. Two ordered pairs that satisfy the equation.

1. Long distance phone service costs $5.00 per month with a usage fee of 8 cents per minute.

The equation you create will allow you to calculate the total monthly phone cost from the number of minutes the phone is used.

3. The value of a piece of equipment depreciates linearly. It cost $135,000 new. Each year it depreciates at a rate of 10% of its original purchase price. The equation you create will relate the value of the equipment to its age. (Hint: the slope in negative)

Answer 1