Free Printable 8th Grade Unit 3 Level 1 review

1.

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

a)

8a + 2b + 4

b)

2a + 2b + 4

c)

8ab

d)

4ab + 4

2.

A coefficient is __________.

a)

the variable

b)

a constant

c)

an exponent

d)

the number that comes before the variable

3.

How many terms does this expression have?
-18y + 7yz - 4z

a)

-18

b)

3

c)

7

d)

-4

4.

Simplify: x + 3x + 6x + x

a)

9x

b)

11x

c)

2x + 9x

d)

Can't be simplified

5.

Simplify: 7t - 3t + t - 3t

a)

2t

b)

8t - 6t

c)

14t

d)

Can't be simplified

6.

Simplify: 4q + 4t + 3q + t

a)

12tq

b)

3q + 4t

c)

7q + 5t

d)

Can't be simplified

7.

Simplify: 10w + 3d + 3w + d

a)

13w + 4d

b)

17wd

c)

13w + 3d

d)

Can't be simplified

8.

Simplify: m + m + m + m

a)

4m

b)

m⁴

c)

m

d)

Can't be simplified

9.

A constant term has ______.

a)

no exponents

b)

no variables

c)

no numbers

d)

no letters

10.

A variable can be _______?

a)

Any number

b)

Any letter of the alphabet

c)

only X

d)

only 1

11.

3x-5x

a)

2x

b)

8x

c)

-2x

d)

15x²

12.

Simplify by combining like terms.
m + 9 - 4m

a)

5m

b)

m + 5m

c)

-3m + 9

d)

4m

13.

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

a)

8a + 2b + 4

b)

2a + 2b + 4

c)

8ab

d)

4ab + 4

14.

Simplify: 6x + 12x + 3 y

a)

21x

b)

18x + 3y

c)

72x + 3y

d)

6x + 15y

15.

Simplify: 15x + 19 + 2x - 4

a)

17x + 15

b)

17x + 23

c)

30x + 15

d)

13x + 15

16.

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

a)

5v

b)

v⁵

c)

v + 5

d)

v5

17.

-r -10r

a)

11r

b)

-11r

c)

9r

d)

-11

18.

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

a)

5x + 10y

b)

5x - 4y

c)

5x + 4y

d)

5x -10y

19.

Simplify: 4k + 6k - 3k + 3s - s

a)

13k + 3s

b)

7k + 2s

c)

7k + 4s

d)

Can't be simplified

20.

Solve for x:

3x = -30

a)

x = 27

b)

x = -27

c)

x = -10

d)

x = 10

21.

Solve for x

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

a)

x = 24

b)

x = -24

c)

x = -11

d)

x = 5

22.

Solve for x:

x - 19 = -2

a)

x = 21

b)

x = -17

c)

x = 17

d)

x = -21

23.

Solve for x: $\frac{x}{12}=-5$

a)

x=-60

b)

x=60

c)

x=7

d)

x=17

24.

Solve for x:

$x\ +\ \frac{5}{7}=\frac{12}{7}$

a)

x = 60

b)

x = -7

c)

x = 7

d)

x = 1

25.

Solve the equation

x + 3 = 5

a)

2

b)

-2

c)

8

d)

-8

26.

m - 4 = 10

a)

-6

b)

6

c)

-14

d)

14

27.

3r=12

a)

36

b)

9

c)

15

d)

4

28.

$\frac{z}{2}=6$

a)

3

b)

4

c)

8

d)

12

29.

f + 5 = -6

a)

-11

b)

1

c)

-1

d)

-30

30.

j - 3 = 4

a)

1

b)

-1

c)

7

d)

-7

31.

-5 x = - 10

a)

2

b)

50

c)

15

d)

-50

32.

$\frac{x}{10}=1$

a)

9

b)

$\frac{1}{10}$

c)

10

d)

11

33.

k + $\frac{1}{2}$ = $\frac{1}{2}$

a)

1

b)

0

c)

$\frac{1}{2}$

d)

$\frac{1}{4}$

34.

a)

14

b)

-14

c)

-5

d)

5

35.

X + 1 = 9

What does x =

(a)

36.

h - 12 = 0

what does h=

(a)

37.

What is the inverse operation that should be performed to solve this equation?

2y = 12

a)

addition

b)

subtraction

c)

multiplication

d)

division

38.

When solving an equation

What ever you do to one side you must _____________.

a)

do by following the rules

b)

do to the other side

c)

do it quickly

39.

x - (-2) = 8

a)

6

b)

-6

c)

10

d)

-10

40.

An equation always has a

a)

=

b)

+

c)

-

d)

*

41.

What is the value of x in this equation?

a)

5

b)

15

c)

50

d)

-5

42.

$\frac{w}{2}=20$

a)

10

b)

18

c)

40

43.

2d + 7 = 9

a)

1

b)

7

c)

4

d)

3

44.

11 = 3z + 5

a)

2

b)

6

c)

1

d)

4

45.

2s - 4 = 6

a)

5

b)

3

c)

-5

d)

2

46.

-12 = 5r + 8

a)

-4

b)

4

c)

3

d)

6

47.

-6p - 3 = 9

a)

-2

b)

2

c)

6

d)

3

48.

-14 = 4x - 2

a)

-3

b)

3

c)

6

d)

1

49.

2c + 2 = 10

a)

4

b)

5

c)

3

d)

-4

50.

3 + 9n = 21

a)

2

b)

-2

c)

6

d)

3

51.

21 = 5 - r

a)

-16

b)

16

c)

24

d)

26

52.

8 - 5b = -7

a)

3

b)

-3

c)

4

d)

1

53.

-10 = 6 - 4m

a)

4

b)

5

c)

3

d)

2

54.

-3t + 4 = 19

a)

-5

b)

7

c)

-7

d)

3

55.

-3+n=25

a)

28

b)

22

c)

-22

d)

24

56.

11 = 18 + 7f

a)

-1

b)

1

c)

4.1

d)

6

57.

-27 = - 7 - 4c

a)

5

b)

6

c)

13

d)

4

58.

9k - 8 = 10

a)

2

b)

1

c)

-1

d)

-2

59.

-15 = 2r + 1

a)

-8

b)

8

c)

4

d)

7

60.

22 = 4 + 6e

a)

3

b)

2

c)

1

d)

7

61.

5z - 17 = 13

a)

6

b)

2

c)

4

d)

5

62.

-24 - a = -15

a)

-9

b)

Δ?

c)

pick this one

d)

This one is wrong?...

8th Grade Unit 3 Level 1 review

Total questions: 62

Worksheet time: 16hrs 30mins

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