Concept explainers
The expression to calculate cost of popcorn machine for 5 hours.
Also make a table.
Answer to Problem 7MCQ
Table showing cost for renting popcorn machine:
Time (hr) | Expression | Cost ($);F is cost of renting |
Explanation of Solution
Given:
Popcorn machine costs $35 plus $6.95 for one hour:
Calculation:
Equation for cost of popcorn machine per hour:
Suppose x is rent and y be tax for popcorn machine.
So, for 1hr;
Expression for renting popcorn machine:
So, the cost for 1hr is,
So, for 5hr;
The cost for 5hr of renting popcornmachine is
Table showing cost for renting popcorn machine:
Time (hr) | Expression | Cost ($);F is cost of renting |
Chapter 1 Solutions
Pre-Algebra, Student Edition
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