Question

At best buy you are planning on buying a new phone for x dollars. You also want to buya new phone case that costs $10. 99. If there is a 15% discount, write an expression for the total that you will pay for the phone and phone case.

Answer 1

C = 0.85x

Explanation:

Total Cost = (phone + phone case) - .15(phone + phone case)

C = (x+10.99) - .15(x+10.99)

C = 1x + 10.99 - 0.15x - 10.99

combine 'like terms' to get:

C = 0.85x