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Why might a person need an emergency fund?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

For which pair of functions is (gof)(a)=|a|-2?

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.