Quiz about Expressions, Equations, Inequalities

Question 1

2r + 2 + 5r - 2 + r

Accepted Answer

8r

Answer

8r - 4

Answer

12r

Answer

7r + 4 + r

Question 2

6x + 1 + 7x

Accepted Answer

13x + 1

Answer

13x - 1

Answer

14x

Answer

7x + 6x + 1

Question 3

5x + 3y + 5 + 4x + 3y + y + 8

Accepted Answer

9x + 7y + 13

Answer

6x + 2y + 2

Answer

25x + 2y + 3

Answer

x + 7y + 12

Question 4

-4(-4d - 5)

Accepted Answer

16d+20

Answer

-16d+20

Answer

16+20

Answer

16s-20

Question 5

-8(6x + 3)

Accepted Answer

-48x-24

Answer

48X+3

Answer

-48X-3

Answer

14x+3

Question 6

-3(3 - 8j)

Accepted Answer

-9 + 24j

Answer

-6 - 11j

Answer

-9 - 8jj

Answer

9 - 24j

Question 7

-(6 - 4p)

Accepted Answer

-6 + 4p

Answer

6 - 4p

Answer

6 + 4p

Answer

6p - 4

Question 8

Simplify the following expression:
-9(14p - 8) - 4p

Accepted Answer

-130p + 72

Answer

130p - 72

Answer

122p - 72

Answer

-130p - 18

Question 9

Simplify the following expression:
x + 4 - 7(x - 5)

Accepted Answer

-6x + 39

Answer

-33x + 19

Answer

-47x² + 21

Answer

33x - 19

Question 10

Simplify the following expression:

-8(5b + 2) - 7(b - 5)

Accepted Answer

-47b + 19

Answer

-33b + 19

Answer

-47b - 21

Answer

33b - 19

Question 11

Simplify
-2x - 4(4x - 8)

Accepted Answer

-18x + 32

Answer

-16x - 2

Answer

18x - 32

Answer

-16x + 2

Question 12

Factor 12x - 20

Accepted Answer

4(3x - 5)

Answer

6(2x - 3)

Answer

4x(3x - 5)

Answer

3(4x + 6)

Question 13

Factor completely: 6x + -3

Accepted Answer

3(2x + -1)

Answer

-2 + -1 + 6 + x

Answer

6( -2 + x )

Answer

3 ( 1 + 2x)

Question 14

Factor:
12x + 9

Accepted Answer

3(4x + 3)

Answer

x(12+9)

Answer

3(4x - 3)

Answer

not factorable

Question 15

Pick the correct inequality for the graph.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 16

7b - 3 < 11

Accepted Answer

b < 2

Answer

84 > b

Answer

b > 2

Answer

b < 84

Question 17

6 - 2h > 30

Accepted Answer

h < -12

Answer

h < 12

Answer

18 > h

Answer

h > -12

Question 18

Which graph matches the inequality

2 > p?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 19

Which of the following are like terms?

Accepted Answer

3x, 5x

Answer

3x, 5

Answer

3x, 5y

Answer

3, 5x

Question 20

The steps in solving 5b - 6 = 24 are:

Accepted Answer

Add 6 to both sides and divide both sides by 5

Answer

Add 6 to both sides and multiply both sides by 5

Answer

Subtract 6 from both sides then multiply both sides by 5

Answer

Subtract 6 from both sides then divide both sides by 5

Question 21

Solve -5t + 9 = 24

Accepted Answer

-3

Answer

3

Answer

12

Answer

-6.6

Question 22

What is the most efficient first step to solve this equation:

11 - 3x = 44

Accepted Answer

Subtract 11 from both sides

Answer

Add 3 to both sides

Answer

Add 11 to both sides

Answer

Divide 3 on both sides.

Question 23

Evaluate the following expression

5 (3x - 4) when x = 10

Accepted Answer

130

Answer

30

Answer

170

Answer

1530

Question 24

Which of the following is equivalent to 5(2x + 6)?

Accepted Answer

10x + 30

Answer

10x + 6

Answer

40x

Answer

2x + 30

Question 25

What was done to solve the equation?
(Line 1) 5x - 8 = 32
(Line 2) 5x = 40
(Line 3) x = 8

Accepted Answer

add 8 to both sides, then divide both sides by 5

Answer

add 8 to both sides, then divide both sides by 40

Answer

subtract 8 from both sides, then divide by 5

Answer

subtract 8 from both sides, then multiply by 5

Question 26

Where does a mistake first occur? What should have been done?

Accepted Answer

Line 4 - You should divide by -3 on both sides.

Answer

Line 2 - You should subtract 4 from both sides.

Answer

Line 5 - Calculation error

Answer

Line 2 - You should divide by 3 first.

Question 27

Where does a mistake first occur? What should have been done?

Accepted Answer

Step 1 - You should add 4 to both sides first.

Answer

Step 2 - You should have multiplied 2 on both sides.

Answer

Step 2 - Calculation error

Answer

There are no mistakes.

Question 28

A coefficient is __________.

Accepted Answer

the number that is multiplied by the variable

Answer

the variable

Answer

a constant

Answer

an exponent

Question 29

A constant term has ______.

Accepted Answer

no variables

Answer

no exponents

Answer

no numbers

Answer

no letters

Question 30

Which of these are like terms?
-3x + 4 - 8x + 2xy

Accepted Answer

-3x and -8x

Answer

-3x and 4

Answer

-3x and -8x and 2xy

Answer

-8x and 2xy

Question 31

What is the coefficient here?
17u + 8

Accepted Answer

17

Answer

8

Answer

17u

Answer

-8

Question 32

Simplify:
-3(x - 4) + 3(a - 6)

Accepted Answer

-3x + 3a - 6

Answer

-3x + 3a - 30

Answer

-9ab - 6

Answer

-9ab - 30

Question 33

Simplify:
5(-8n +5) -4n

Accepted Answer

-44n + 25

Answer

36n + 25

Answer

36n -25

Answer

-44n + 5

Question 34

How many terms are in the expression?
-5x + 6r -5p +2

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 35

What is the first inverse operation needed to solve for p?

765 = 5p - 254

Accepted Answer

Adding 254 to both sides

Answer

Subtracting 254 from both sides

Answer

Multiplying both sides by 5

Answer

Dividing both sides by 5

Question 36

3c + 5 = 23

what is the first step?

Accepted Answer

Subtract 5 from both sides

Answer

Add 5 to both sides

Answer

Divide both sides by 3

Answer

Subtract 3 from both sides

Question 37

What is the first step to solve this equation:
11 - 3x = 44

Accepted Answer

Subtract 11 from both sides

Answer

Add 3 to both sides

Answer

Add 11 to both sides

Answer

Divide 3 on both sides.

Question 38

15 = 7 - 5x

What is the first step to solve this?

Accepted Answer

Subtract 7 from both sides

Answer

Add 5 to both sides

Answer

Add 7 to both sides

Answer

Divide both sides by 5

Question 39

Step 1 for solving this equation is

-6(w + 1) = -11

Accepted Answer

Expand, distribute the -6.

Answer

Subtract 1 from both sides

Answer

Add 6 to both sides

Answer

Add 1 to both sides

Question 40

3x - 7 = 32

What is the first step to solve this?

Accepted Answer

Add 7 to both sides

Answer

Subtract 7 from both sides

Answer

Subtract 3 from both sides

Answer

Divide both sides by 3

Question 41

The steps in solving 5b - 6 = 24 are:

Accepted Answer

Add 6 to both sides then divide both sides by 5

Answer

Add 6 to both sides then multiply both sides by 5

Answer

Subtract 6 from both sides then multiply both sides by 5

Answer

Subtract 6 from both sides then divide both sides by 5

Question 42

Combine like terms
3x + 2x + 3y - 7y

Accepted Answer

5x - 4y

Answer

5x + 10y

Answer

5x + 4y

Answer

5x -10y

Question 43

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation to find out how many hours, h, they rented the Boat if the total cost was $33.

Accepted Answer

33 = 2h + 15

Answer

h = 2(33) + 15

Answer

33 = 15h + 2

Answer

h = 15(33) + 2

Question 44

Pizzazz Publications is having some books printed. The printer charges $800 plus $5 per book. What equation could help me find how many books can be printed for $4,000?

Accepted Answer

800 + 5x = 4000

Answer

800x + 5 = 4000

Answer

4000 + 5x= 800

Answer

800 + 5 = 4000

Question 45

Expand -4(5x - 3)

Accepted Answer

-20x + 12

Answer

20x - 3

Answer

20x - 12

Answer

-20x - 12

Question 46

Level 3

Identify the steps to solve for b

Accepted Answer

Add 6 to both sides and divide both sides by 5

Answer

Add 6 to both sides and multiply both sides by 5

Answer

Subtract 6 from both sides then multiply both sides by 5

Answer

Subtract 6 from both sides then divide both sides by 5

Question 47

Did Sarah make an error? If so, which is the best description of her error?

Accepted Answer

She didn't distribute (expand) correctly. The second step should read -3x + 12 = 24

Answer

She didn't distribute (expand) correctly. The second step should read 3x - 12 = 24

Answer

She didn't distribute (expand) correctly. The second step should read -3x - 12 = 24

Answer

She didn't make an error.

Question 48

Find the Error
What error did the student make when solving the equation:
5x + 6 = 66
5x - 6 = 66 -6
5x = 60
5*5x= 60*5
x = 300

Accepted Answer

Student multiplied by 5 instead of dividing by 5

Answer

The student subtracted 6 from both sides instead of adding

Answer

Student got the wrong answer when subtracting 66-6

Answer

The student did not correctly eliminate the variable from one side of the equation

Expressions, Equations, Inequalities

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