Section 1.7 writing expressions and equations (math)
Chapter 1 review (algebra) (UPDATED for A.C.)
1. ALGEBRA I CHAPTER 1 TEST WILL COVER THE FOLLOWING SECTIONS 1.1 1.2 1.3 1.4 1.5 1.6 1.8
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5. Use the distributive property to rewrite 3(5 + y ) without parentheses. A. 8 + 3 y B. 8 + y C. 15 + 3 y D. 15 + y
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7. Write the following expression with exponents. b × b × b × b × b × b × b × b × b A. 9 b B. b 9 C. b 2 D. b 18
8. Evaluate: 3x + 2y - 19 when x = 3, y = 2, and z = 19. A. 19 B. - 2 C. 22 D. -6
9. Find the area of the figure if a = 3 and b = 5. A. 16 square units B. 15 square units C. 225 square units D. 8 square units
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11. Use the distributive property to rewrite without parentheses. A. 24x - 4 B. C. 24x - 24 D. 24x - 3
12. Which graph best matches the following statement? You go on a diet and lose 25 pounds steadily over three months. Then you maintain your weight.
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14. Write an algebraic expression for one-half of a number x subtracted from fifty. A. .5x - 50 B. 50 – ½ x C. 2x - 50 D. 50 - 2x
15. Name the property used in the equation x + 0 = 22. Then solve for x. A. Multiplicative Inverse; x = 22 B. Additive Identity; x = 22 C. Multiplicative Property of Zero; x = 22 D. Multiplicative Identity; x = 1
16. Which statement is best illustrated by the graph? A. driving on the highway B. jogging C. driving through the city D. walking up steps
17. Simplify 7(b + 3) + 14. A. 24b B. 7b + 17 C. 7b + 35 D. 42b
18. Find the solution of 2(x – 5) = 30 if the replacement set is {19, 20, 21, 22}. A. 22 B. 19 C. 21 D. 20
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20. Write a simplified expression to represent 5 times the sum of x and 3 increased by 10. A. 5x + 25 B. 5x + 13 C. 35x D. 18x
21. Identify the property used the following algebraic statement: If 6 + 6 = 12 and 12 = 3 * 4, then 6 + 6 = 3 * 4. A. Reflexive B. Symmetric C. Transitive D. Substitution
22. Evaluate 3 × 2 - 6 ÷ 2 + 5. A. 5 B. -1 C. 8 D. -2
23. Name the property used in the equation 17 × c = 17. Then solve for c. A. Multiplicative Identity; c = 1 B. Additive Identity; c = 0 C. Multiplicative Property of Zero; c= 0 D. Multiplicative Inverse; c = 1
26. Make a table showing the cost of buying 1 to 5 CDs if CDs cost $12 each.
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28. Simplify 3 + 2(xy+ 3z) + 4xy. A. 6xy + 6z + 3 B. 9xy + 15z C. 6xy + 3z + 3 D. 5xy + 3z + 3
29. Simplify 7(b + 3) + 14. A. 42b B. 24b C. 7b + 35 D. 7b + 17
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31. Write a verbal expression for 2x + y 2 . A. The sum of x and y squared. B. The sum of 2 times x and y squared. C. The sum of 2 times x and y. D. The difference of 2 times xand y squared .
32. Find the solution set for x + 3 > 8 if the replacement set is {0, 2, 5, 6, 10}. A. {0, 2, 5, 6, 10} B. {5, 6, 10} C. {6, 10} D. {10}