Concept explainers
i.
To write an expression for how much more miles Kimiko rode
i.
Answer to Problem 12PPS
Kimiko rides
Explanation of Solution
Given: Celeste rides
Kimiko rides
Where x is the hours.
Concept Used: Polynomial subtraction
Calculation:
How much more Kimiko rides= How much Kimiko rode − How much Celeste rode.
Substituting the expressions,
Opening the brackets,
Conclusion: Kimiko ride
ii.
How much more did Kimiko rode?
ii.
Answer to Problem 12PPS
Kimiko rode 8 miles more.
Explanation of Solution
Given: Both rode for 2 hours (x),
Kimiko ride
Calculation:
Substituting the weight (x) of the item, in the expression,
Conclusion: Kimiko rode 8 miles more.
Chapter 14 Solutions
Pre-Algebra Student Edition
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