OpenStax, Elementary Algebra 2e §3.6 Solve Applications with Linear Inequalities · Exercise 21 · Algebra · Inequalities
Solve Applications with Linear Inequalities · Exercise 21
Solve.
Five student government officers want to go to the state convention. It will cost them $110 for registration, $375 for transportation and food, and $42 per person for the hotel. There is $450 budgeted for the convention in the student government savings account. They can earn the rest of the money they need by having a car wash. If they charge $5 per car, how many cars must they wash in order to have enough money to pay for the trip?
OpenStax, Elementary Algebra 2e · §3.6 Solve Applications with Linear Inequalities · Exercise 21
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