Free Printable Grade 8 Algebra Quiz

1.

Marcus has four more dollars than Yaseen. If y is the amount of money Yaseen has, write an expression to show how much money Marcus has.

a)

d + 4

b)

y + 4

c)

4y

2.

half of a number, c

a)

c ÷ 2

b)

½ ÷ c

c)

c ÷ ½

d)

c + ½

3.

1. Ted bought a dolphin poster for $12. He now has $5. Which choice models this situation?

a)

m - 12 = 5

b)

m - 5 = 12

c)

m + 5 = 12

d)

m + 12 = 5

4.

1. Ted bought a dolphin poster for $12. He now has $5. Which choice models this situation?

a)

m - 12 = 5

b)

m - 5 = 12

c)

m + 5 = 12

d)

m + 12 = 5

5.

4y - 2y =

a)

2y

b)

6y

c)

y + 2

d)

y - 2

6.

2x + 2x =

a)

x + 4

b)

2 + x

c)

2 + 2

d)

4x

7.

y + y + y =

a)

3y

b)

3 + y

c)

y + 3

d)

y/3

8.

5y - 4y + 8y =

a)

17y

b)

9

c)

9y

d)

y - 9

9.

6x + 2x + 2

a)

8x + 2

b)

8 - 2

c)

10x

d)

10

10.

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

a)

5x + 10y

b)

5x + 4y

c)

5x - 4y

d)

5x -10y

11.

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

a)

23

b)

23v

c)

9 + 14v

d)

9v + 14

12.

Simplify: 4x² - 3x + 11 -2x

a)

4x² - 5x + 11

b)

11x + 11

c)

16x² - 5x + 11

d)

10x²

13.

If y = 7, find the value of 2(y+4).

a)

11

b)

22

c)

20

d)

12

14.

If a = 4 and b = 6, what is the value of 3a + 5b?

a)

40

b)

42

c)

44

d)

46

15.

Which of the following is the correct expansion of:
5(r - 2)?

a)

5r - 2

b)

5r +2

c)

5r + 10

d)

5r - 10

16.

Solve for x.
2x + 1 = 5

a)

x = 2

b)

x = 1

c)

x = 3

d)

x = 13

17.

N + 6= 12, What is N

a)

4

b)

5

c)

6

d)

7

18.

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

a)

23

b)

23v

c)

9 + 14v

d)

9v + 14

19.

How many terms in the following expression:
5x + 3y - 15 + x

a)

1

b)

2

c)

3

d)

4

20.

Equations must have an

a)

≠

b)

=

c)

≤

d)

≥

21.

take 10 away from s

a)

10 - s

b)

s + 10

c)

s - 10

d)

s/10

22.

3y+4y+6=20

a)

y=2

b)

y=-2

c)

y=4

d)

y=3

23.

What is the inverse operation of multiplication?

a)

multiplication

b)

addition

c)

subtraction

d)

division

24.

Solve for x.
10-5x+3x= 5 - x

a)

5

b)

-2.5

c)

-5

d)

10

25.

10-10x = 1-9x

a)

99

b)

- 3

c)

9

d)

1

26.

28 = 8x + 12 - 7x

a)

16

b)

1

c)

27

27.

6x + 28 = 12 + 2x

a)

-10

b)

-4

c)

-2

d)

6

28.

Solve the Equation:
-2h - 16 = 3h - 6

a)

h = 10

b)

h = 2

c)

h = -2

d)

h = -10

29.

What is the first step in solving this equation?

6y + 8 = 2y - 10

a)

Subtract 2y from each side.

b)

Add 2y to each side.

c)

Subtract 8 from each side.

d)

Add 8 to each side.

30.

Solve:

2b - 2 = 4b + 6

a)

2

b)

-4

c)

-2

d)

4

31.

-10x - 135 = 117 + 2x

a)

25

b)

-18

c)

-21

d)

22

32.

4 + 7 x = 3 x + 24

a)

x = 5

b)

x = -5

c)

x = - 3

d)

x = 3

33.

Define coefficient.

a)

the number multiplied by a variable

b)

to replace a value for a variable

c)

a number standing alone

d)

to find the value of an expression

34.

Define algebraic expression.

a)

a number multiplied by a variable

b)

a math phrase that may have numbers, variables, and operations

c)

a math statement setting two expressions equal

d)

a set of solutions

35.

Define constant.

a)

the number multiplied by a variable

b)

to replace a value for a variable

c)

a number standing alone

d)

to find the value of an expression

36.

Define variable

a)

a letter in the alphabet

b)

a letter or symbol standing for an unknown value

c)

a letter to grandma

d)

a letter to Santa

37.

Define terms.

a)

parts of an expression or equation separated by + or -.

b)

parts of a sentence

c)

many ways to do a problem

d)

parts of a car

38.

y + 5x - 10

a)

coefficient

b)

terms

c)

variables

d)

constant

39.

2x + y = 1

a)

coeffiecient

b)

term

c)

variable

d)

constant

40.

x + y = 50

a)

expression

b)

equation

41.

5y + 10 - x

a)

term

b)

variable

c)

constant

d)

operator

42.

3y + 5

a)

term

b)

variable

c)

coefficient

d)

constant

43.

2x + 3y + 5x = 75

a)

coefficeient

b)

constant

c)

terms

d)

variables

44.

The coefficient in the following expression is:
x + y

a)

0

b)

1

c)

x

d)

y

45.

How many terms in the following expression:
5x + 3y - 15 + x

a)

1

b)

2

c)

3

d)

4

46.

Is the following a expression
5W

a)

yes

b)

no

Grade 8 Algebra Quiz

Total questions: 46

Worksheet time: 2hrs 42mins

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