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Math 7 ? Assignment #3 Name Chapter 2 ? Algebra Date Write an algebraic expression for each phrase. 1. The sum of nine and a number. 1. 2. The product of six and a number. 2. 3. The difference of a number and twelve. 3. 4. The quotient of a number and four. 4. 5. Seven less than a number. 5. 6. A number increased by 31. 6. 7. Three times the sum of a number and five. 7. 8. Twenty more than the product of ten and a number. 8. 9. Which phrase best describes the algebraic expression 2r? 9. A) half of a number B) the quotient of two and a number C) twice a number D) the sum of two and a number 10. Which phrase best describes the algebraic expression w ? 3? 10. A) One-third of a number B) The difference of three and a number