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Write the letter for the correct answer in the blank at the right ofeach question. 1. Which expression is equivalent to 1

− 5 (4 + 5)?

A. 1 −

5 (9) C. 1 −

5 (4) + 1 −

5 (5)

B. (

1 −

5 + 9)

· (

1 −

5 + 9)

D. (

1 −

5 + 4)

· (

1 −

5 + 5)

2. -

4 − 9 (18 - 17) is equivalent to which value? F. -36 G. -

9 − 4 H. -

4 − 9 J. 9

3. Which expression has the same value as -7(-5 + y)? A. -7(5) - 7y C. (-7 - 5) · (-7 + (-y)) B. -7(-5) + (-7) y D. (7 - 5) · (-7 - y)

4. Which of the following expressions can be written as 3 −

8 (x + y)? F. 3

− 8 xy + 3

− 8 yx H. 3

− 8 x + 3

− 8 y

G. 3 −

8 xy J. 3x −

8 · 3y

−

8

5. Admission to the history museum is $11 for students. Which expression can be used to mentally compute the total cost of admission tickets for 40 students?

A. 40(10 + 1) C. 11(20 + 1) B. 20 · 11 + 20 · 10 D. 40(10 + 11)

6. Which expression has a coefficient of -0.5? F. -0.5x H. 4 + 0.5x G. 0.5 - 0.25x J. 4 - 0.5

7. Which of the following expressions is not simplified correctly?

A. 4x + 7 + 2x − 4y = 6x + 3y B. 2x + 7y + 2x − 4y = 4x + 3y C. 2x + 7y + 2x − 4 = 4x + 7y - 4 D. 4x + 7y + 2x + 4y = 6x + 11y

Test, Form 2B

1.

2.

3.

4.

5.

6.

7.

C

H

B

H

A

F

A

Program: Pre-Algebra

Vendor: Aptara

Component: C07_CT

Grade: AMPDF_Pages

Math Accelerated • Chapter 7 Algebraic Expressions 173

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Test, Form 2B (continued)

8. Erica and Jovan both grow tomatoes. Erica has 6 more tomato plants in her garden than Jovan. Which expression represents the total number of plants in both gardens?

F. 2t + 6 G. 2t(6) H. t + 6 J. 6 - 2t

9. Jillian rents a fishing boat for the day. The total cost for gasoline is represented by the expression 2.25m + 28. What is the coefficient in the expression?

A. 2.25 B. 28 C. m D. 2.25m

10. A triangle has side lengths of (2x - 1) units, (8x - 4) units, and 5x units. Which expression represents the perimeter of the triangle?

F. (15x + 5) units H. (x - 4x + 5x) units G. (10x - 10) units J. (15x - 5) units

11. The acute angle measures of a triangle are (x + 20)°, (2x + 10)°, and (4x - 60)°. What are the angle measures of the triangle?

A. 45°, 65°, 70° C. 40°, 60°, 80°

B. 50°, 60°, 70° D. 60°, 60°, 60°

12. What is the GCF of 70xw and 45xyz? F. 70x H. 9xw G. 5x J. 45w

13. Which of the following expressions cannot be factored? A. xy + 1

− 2 y C. x

− 9 +

y

− 3

B. 9xy + 6 D. 5x + 3y

14. The expression (1.2x + 4) represents the number of miles Angie jogged during a race, and 3x represents the number of miles that Tomas jogged during the same race, in x hours. Write an expression to show how many more miles Tomas jogged than Angie.

15. The area of a rectangular patio is (12x - 4) square units. What are possible dimensions of the patio?

8.

9.

10.

11.

12.

13.

14.

15.

F

A

J

B

G

D

3x - (1.2x + 4) or 1.8x - 4

Sample answer: 4 units by (3x - 1) units

Program: Pre-Algebra

Vendor: Aptara

Component: C07_CT

Grade: AMPDF_Pages

174 Math Accelerated • Chapter 7 Algebraic Expressions

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