# Chapter 4 Practice Test

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Quizzes Created: 9 | Total Attempts: 5,155
Questions: 20 | Attempts: 56

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This quiz will show your knowledge of evaluating expressions, writing expressions, and solving expressions with addition, subtraction, multiplication & division.

• 1.

### Evaluate 4m + 9 for m = 3.

• A.

19

• B.

16

• C.

21

• D.

25

C. 21
Explanation
To evaluate 4m + 9 for m = 3, we substitute the value of m into the expression. Therefore, 4(3) + 9 = 12 + 9 = 21.

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• 2.

### Evaluate x - 2m for x=15 & m=3.

• A.

7

• B.

9

• C.

39

• D.

26

B. 9
Explanation
PEMDAS!!

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• 3.

### Evaluate

• A.

30

• B.

16

• C.

15

• D.

63

B. 16
Explanation
Remember PEMDAS!!!

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• 4.

### Which of the following is an algebraic expression  for the phrase: 5 fewer than w watermelons.

• A.

5 - w

• B.

W - 5

• C.

4w - 3

• D.

W + 4

B. W - 5
Explanation
The phrase "5 fewer than w watermelons" indicates that we are subtracting 5 from the number of watermelons, w. Therefore, the algebraic expression for this phrase is w - 5.

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• 5.

### Which of the following is an algebraic expression for the phrase: 6 times x school buses.

• A.

6x

• B.

6 + x

• C.

X - 6

• D.

6 / x

A. 6x
Explanation
The phrase "6 times x school buses" indicates that we need to multiply the number of school buses (represented by x) by 6. Therefore, the algebraic expression for this phrase is 6x.

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• 6.

### Solve: n - 4 = -1

• A.

3

• B.

-5

• C.

-3

• D.

1

A. 3
Explanation
Watch your signs! -1 + 3 = 2

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• 7.

### Solve: -10 = n - 6

• A.

-16

• B.

8

• C.

16

• D.

-4

D. -4
Explanation
Watch the signs! If you need to use the circle method, then use it!

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• 8.

• A.
• B.
• C.

1

• D.
A.
• 9.

### Solve: w + 3 = 8

• A.

11

• B.

5

• C.

-5

• D.

7

B. 5
Explanation
The given equation is w + 3 = 8. To solve for w, we need to isolate w on one side of the equation. Subtracting 3 from both sides, we get w = 5. Therefore, the correct answer is 5.

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• 10.

### Solve: 12.99 = m + 6.8

• A.

12.31

• B.

19.7

• C.

6.19

• D.

6.8

C. 6.19
Explanation
Line up the decimal points when adding or subtracting fractions!!

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• 11.

### In track practice, Armin ran a mile in 6 minutes. His mile time was 3.5 minutes faster than Michael's mile time.  Which equation shows Michael's mile time?

• A.

M - 3.5 = 6

• B.

M + 3.5 = 6

• C.

6 - 3.5 = m

• D.

6 - m = 3.5

A. M - 3.5 = 6
Explanation
The equation m - 3.5 = 6 represents Michael's mile time. This equation states that if you subtract 3.5 minutes from Michael's mile time (m), it will equal 6 minutes, which is the time Armin took to run a mile.

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• 12.

### Solve:

• A.

3

• B.

-75

• C.

75

• D.

20

C. 75
Explanation
Remember to watch your signs! negative x negative = positive

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• 13.

### Solve:  14  =  2y

• A.

14

• B.

7

• C.

28

• D.

12

B. 7
Explanation
The equation 14 = 2y can be solved by dividing both sides of the equation by 2. This gives us y = 7, which means that when y is equal to 7, the equation is true. Therefore, the correct answer is 7.

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• 14.

• A.

88

• B.

-88

• C.

80

• D.

16

A. 88
• 15.

### Solve: -5t = 25

• A.

5

• B.

4

• C.

125

• D.

-5

D. -5
Explanation
Remember to watch your signs. Positive / negative = negative

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• 16.

### Solve:

• A.

240

• B.

80

• C.

-16

• D.

300

B. 80
Explanation
Multiply both sides by 10/3 to get t by itself.

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• 17.

### -4b = -3.2

• A.

0.8

• B.

-0.8

• C.

8.0

• D.

-.008

A. 0.8
Explanation

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• 18.

### A video store charges \$2.75 per day for overdue video games.  You owe a late fee of \$13.75.  How many days overdue is the game?

• A.

6

• B.

5

• C.

4

• D.

3

B. 5
Explanation
Use the equation d = 13.75 / 2.75

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• 19.

### Anna is making a beaded bracelet for her friend. She  had beads that are  inch thick.  Anna wants the bracelet to be 7 inches around.  How many  beads should she use?

• A.

14

• B.

15

• C.

16

• D.

17

A. 14
Explanation
Use the equationÂ

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• 20.

### Your family drives from Yorba Linda to Tampa, Florida.  The trip is about 2,508miles and lasts four days.  How many miles must your family drive each day?

• A.

10,032

• B.

2,512

• C.

627

• D.

2,504

C. 627
Explanation
Use the equation d = 2508/4

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• Current Version
• May 24, 2023
Quiz Edited by
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• Nov 25, 2012
Quiz Created by
Kjdegraff

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