Concept explainers
To find: The total coast of the skates.
Answer to Problem 25E
The total coast of the in-line skates
Explanation of Solution
Given information: A sports store is having a sale on in-line skates. You want to buy a pair of in-line skates that originally coasts
Calculation: Here, The original coast of the in-line skates is
Step1. The discount should be applied on the original coast.
Let’s find the sale price,
Sale price
Where the discount amount is,
Now find the sale price from the equation
Step2. The sales tax should be applied on the sale price.
The total coast of the in-line skates
Where the sales tax
Let’s find the total coast from the equation
Hence, The total coast of the in-line skates
Chapter 7 Solutions
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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