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Concept explainers
Find the time he needs to collect the amount needed for his trip.
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Answer to Problem 67SR
Variable is x hours.
Inequality:
He needs to work at least 22.4 hours or 22 hours 24 minutes.
Explanation of Solution
Given:
Rodrigo needs at least $560 to pay for his spring break expenses, and he is saving $25 from each of his weekly pay checks.
Concept Used:
Rodrigo needs at least $560 to pay for his spring break expenses.
This means Rodrigo needs
He is saving $25 from each of his weekly pay checks.
Let the number of hours be x .
Equation:
Calculation:
Equation:
Solve for x, the number of hours.
Thus, he needs to work at least 22.4 hours or 22 hours 24 minutes.
Chapter 5 Solutions
Algebra 1
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