Quiz about Algebra Quiz 3

Question 1

Solve the equation:
x - 5.5 = -10.5

Accepted Answer

x = -5

Answer

x = 15

Answer

x = -15

Answer

x = 5

Question 2

Solve the equation:
4p = 16

Accepted Answer

p = 4

Answer

p = 12

Answer

p = -12

Answer

p = -4

Question 3

What are the two basic rules for solving algebraic equations?

Accepted Answer

Whatever you do to one side of the equal sign, you must copy and do on the other side of the equal sign

Accepted Answer

Always do the opposite operation

Answer

Negative signs can be ignored

Answer

Always start on the left side, regardless of where the variable is

Question 4

When multiplying or dividing, what happens when you have two negative signs?

Accepted Answer

Your answer will be positive

Answer

Your answer will be negative

Question 5

What do you call the number in front of a variable that is being multiplied?

Accepted Answer

Coefficient

Answer

Constant

Answer

Variable

Answer

Equation

Question 6

What is the difference between an algebraic expression and an equation?

Accepted Answer

Expressions do not have an equal sign and equations need to have an equal sign

Answer

Algebraic expressions do not have variables, but equations do have variables

Answer

Expressions and equations are not different

Answer

Expressions need to have an equal sign and equations do not have an equal sign

Question 7

Solve:

32 = -8a

Accepted Answer

-4

Answer

4

Answer

40

Answer

24

Question 8

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 9

What is a 2-step problem?

Accepted Answer

An equation where 2 steps are needed to solve it.

Answer

An equation where only one step is needed to solve it.

Answer

A problem with only one operation present.

Answer

A problem where you find the square-root of a number.

Question 10

Solve 2x - 3 = 1

Accepted Answer

2

Answer

3

Answer

1

Answer

-2

Question 11

Solve    2x -7 = -23

Accepted Answer

-8

Answer

8

Answer

-7

Question 12

Solve      7y - 4 = -11

Accepted Answer

-1

Answer

1

Answer

2

Answer

-2

Question 13

Solve  3x - 7 = 32

Accepted Answer

13

Answer

-13

Answer

12

Answer

-12

Question 14

What is the inverse operation of division?

Accepted Answer

Multiplication

Answer

Division

Answer

Addition

Answer

Subtraction

Question 15

Which pair of operations are inverse operations?

Accepted Answer

Addition & Subtraction

Answer

Addition & Multiplication

Answer

Multiplication & Subtraction

Answer

Subtraction and Division

Question 16

$$\frac{x}{3}=12$$

Accepted Answer

36

Answer

4

Answer

5

Answer

$$\frac{1}{3}$$

Question 17

$$t-\frac{7}{\ 9}=\frac{1}{3}$$

Accepted Answer

$$\frac{10}{9}$$

Accepted Answer

$$1\ \frac{1}{9}$$

Answer

$$\frac{12}{9}$$

Answer

$$1\ \frac{1}{3}$$

Question 18

$$x-\frac{1}{8}=\frac{3}{4}$$

Accepted Answer

$$\frac{7}{8}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{1}{4}$$

Answer

$$\frac{6}{8}$$

Question 19

2(c - 8)

Accepted Answer

2c - 16

Answer

2c + 16

Answer

2c - 8

Answer

c - 16

Question 20

5(a + 6)

Accepted Answer

5a + 30

Answer

5a + 6

Answer

a + 30

Answer

5a - 30

Question 21

Evaluate 2a + 4b
if a = 10 and b = 6

Accepted Answer

44

Answer

20

Answer

24

Answer

4

Question 22

Evaluate when a = 15:
2(a - 5) + 2

Accepted Answer

22

Answer

27

Answer

14

Answer

7

Question 23

b² + 4
when b = 3

Accepted Answer

13

Answer

10

Answer

12

Answer

11

Question 24

Evaluate m - n if m = 29 and n = 11

Accepted Answer

18

Answer

29

Answer

28

Answer

19

Question 25

Solve

Accepted Answer

4/9

Answer

5/9

Answer

10/9

Answer

3/9

Question 26

Solve

Accepted Answer

10/8

Answer

5/10

Answer

7/10

Answer

1/8

Question 27

Solve.

Accepted Answer

13/10

Answer

7/5

Answer

11/15

Answer

3/10

Question 28

Solve

Accepted Answer

3/5

Answer

1 2/5

Answer

1 3/5

Answer

1/5

Question 29

What is the sum of these fractions?

Accepted Answer

17/20

Answer

4/5

Answer

3/20

Answer

4/20

Question 30

Which expression is equivalent to
v + v + v + v + v?

Accepted Answer

5v

Answer

v5

Answer

v + 5

Answer

v5

Question 31

Which expression is equivalent to:
d + d + d + 3 + 2

Accepted Answer

3d + 5

Answer

d + 5

Answer

2d + 7

Answer

3d + 4

Question 32

Simplify by combining like terms:
5a + 2b - 3a + 4

Accepted Answer

2a + 2b + 4

Answer

8a + 2b + 4

Answer

8ab

Answer

4ab + 4

Question 33

-r -10r

Accepted Answer

-11r

Answer

11r

Answer

9r

Answer

-11

Question 34

Simplify the expression: 7v + 2 + 12 + 2v

Accepted Answer

9v + 14

Answer

23

Answer

23v

Answer

9 + 14v

Question 35

n +10 +9n -3=

Accepted Answer

10n + 7

Answer

-3

Answer

9n-3

Answer

n

Question 36

Combine like terms
3x + 2x + 11y - 7y

Accepted Answer

5x + 4y

Answer

5x + 10y

Answer

5x - 4y

Answer

5x -10y

Question 37

Combine Like Terms

-x + - 3x

Accepted Answer

-4x

Answer

3xx

Answer

4x

Answer

3x

Question 38

What is the least common multiple (LCM) of 4 and 10?

Accepted Answer

20

Answer

4

Answer

40

Answer

15

Question 39

Joe has listed the first 4 multiples of 7 as:

7, 14 , 22, 28

Which one is incorrect?

Accepted Answer

22

Answer

7

Answer

14

Answer

28

Question 40

Which choice lists all the factors for the number 24?

Accepted Answer

1, 2, 3, 4, 6, 8, 12, 24

Answer

2, 3, 4, 6, 8, 12, 24

Answer

2, 3, 4, 6, 8, 12, 24, 36

Answer

1, 2, 4, 5, 6, 8, 12 ,24

Question 41

Which number is NOT prime?

Accepted Answer

21

Answer

3

Answer

7

Answer

17

Algebra Quiz 3

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