1. Translate this phrase into an algebraic expression, "q divided by 16", A. q + 16 B. 16 = 9 c. 16 + 9 D. q + 16 2. A variable is best defined as: A. a value multiplied by a variable B. a fixed value that does not change C. any small letter or symbol that represents a number D. a mathematical sentence with an equal sign 3. Which of the following equations represents the statement "four times a number r is added to ten, the result is forty-nine?" A. 4r + 10 = 49 B. 49 + 4r = 10 C. 49 + 10 = 4 D. 10 + 4r = 49 4. In the algebraic equation 81 = 26y + 13, which is the variable? B. 13 C. 26 D. 81 A. y у 5. In the algebraic expression 23 + 12x, which is the constant? A. X B. 23 C. 21 D. 12 6. Translate this algebraic equation into phrase, the sum of b and 25 minus the product of 4 and 5. A. (b + 25) - (4 x 5) c. (b + 25) - (4 X 5) B. (4 X 5) -(b + 25) D. (b X 4)-(4 X 25) 7. The following word phrases translate the same expression, EXCEPT one; A. x divided by 10 C. x diminished by 10 B. the quotient of x and 10 D. the ratio of x and 10 8. Translate this phrase into an algebraic equation, '18 fewer than the number c last week is 135'. A. 18 - c = 135 B. 135 - 18 = c C. 135 - c = 18 D. c- 18 = 135 9. Which of the following expressions represents the statement "half the difference of a and b"? a-b Aa-b B. c. a + b D. 2 Q-b 2 10. Which of the following word phrases represent the expression, A. one-third the difference of a and b c. b divided by a multiply by 3 B. 3 divided by the product of a and b D. a times b divided by 3
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