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### MEAP Preparation - Grade 7 Mathematics2.29 Algebraic Expressions

 An algebraic expression, or simply an expression is a mathematical statement that may use numbers, variables, or both. Examples for expressions include: 9 x 6 + 9 1 × u + o 5x + 1 9x + 2y + z 2jk or 2 x j x k or 2(jk) Directions: Express the statements as algebraic expressions. Also, write at least five examples of your own of language statements and their equivalent mathematical expressions.
 Q 1: Three less than a number. Write an algebraic expression for the statement.a - 33aa + 33 - a Q 2: A car travels at 60 miles per hour. Write an expression for the distance the car will have traveled after m hours.60 × m60 + mm - 60m/60 Q 3: Mary weighs 60 pounds, and Lucy weighs p pounds. Write an expression for their combined weight.60 + 060 + p60 + 9insufficient information Q 4: The sum of a number and 55. Write an algebraic expression for the statement.55 - xx + x55xx + 55 Q 5: Jill's age five years ago.5 - xx + 5x/5x - 5 Q 6: Six times the sum of a number and 46x + 46(4x)6 x 46(x + 4) Q 7: A number minus 7.a + 7a - 77a7 - x Q 8: The sum of twice a number and 13. Write an algebraic expression for the statement.13 + 2x + 132x + 1313x + 2 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!