A doctor earns twice as much as she did in her last job 3 years earlier If her salary 3 years ago was s write an algebraic expression for her current salary?
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How would you write the product of a number z and 4 as a variable expression?
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What is M more than eighteen written as a variable expression?
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If Blake earned 199.20 for 24 hours of work How much would he be paid for 15 hours of work?