Free Printable Math 7 Plus Unit 2 Practice

1.

a²- b²Evaluate if a=4 and b =2

a)

4

b)

20

c)

-4

d)

12

2.

Evaluate when x = 2 and y = 5:
2 + (12 - 5x) ⋅ 2y

a)

22

b)

40

c)

142

d)

-86

3.

Evaluate the expression when x = 8:
7(6 + 3 − x)

a)

72

b)

56

c)

21

d)

7

4.

Evaluate the expression when x = 3.
2x² - 5

a)

31

b)

12

c)

7

d)

13

5.

Evaluate when x = 8:
2x + x - 10

a)

34

b)

22

c)

14

d)

24

6.

Evaluate 3x + 8 if x = 2

a)

13

b)

14

c)

15

d)

16

7.

8y + 12 - 2z
for y = 4 and z = 2

a)

40

b)

20

c)

84

d)

34

8.

2x + 3 + x²; for x = 4

a)

17

b)

27

c)

19

d)

25

9.

6a - 3d
when a = 1, d = 2

a)

3

b)

12

c)

1

d)

0

10.

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

a)

22

b)

27

c)

14

d)

7

11.

b² + 4
when b = 3

a)

10

b)

12

c)

13

d)

11

12.

evaluate bc + 5a
when a = 3, b = 4, and c = -6

a)

9

b)

38

c)

-38

d)

-9

13.

Use the distributive property to simplify the expression.

5(a + 6)

a)

5a + 6

b)

a + 30

c)

5a + 30

d)

5a - 30

14.

Use the distributive property to simplify the expression.

9(2g + 3)

a)

18g + 27

b)

18g - 27

c)

-18g - 27

d)

18g - 18

15.

Simplify the expression by combining like terms.

8a+4b+2c-3b+a

a)

9a+b+2c

b)

10a+7b+c

c)

13abc

d)

18abc

16.

Simplify the expression by combining like terms.

9x²+14x-x²+6x

a)

8x²+20x

b)

9x²+20x

c)

10x²+20x

d)

8x²+8x

17.

Simplify the expression

8(2x+3)-13

a)

16x+11

b)

16x

c)

24x+41

d)

4-24x

18.

Simplify the expression.

6(2a+5b)+3(a-8b)

a)

15a+6b

b)

21ab

c)

5a

d)

15a-6b

19.

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

a)

8a + 2b + 4

b)

2a + 2b + 4

c)

8ab

d)

4ab + 4

20.

Simplify the Expression: 5(x + 2) + 2x

a)

7x + 2

b)

7x + 10

c)

5x + 4

d)

7x + 7

21.

Simplify the Expression: 3(x - y + 5)

a)

3x - 3y + 8

b)

3xy + 15

c)

3x + 3y + 8

d)

3x - 3y + 15

22.

Simplify the Expression: -1(2x + 3) - x

a)

-x + 3

b)

3x + 3

c)

4x + (-2)

d)

-3x - 3

23.

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

a)

11a³ - 4a² - 14a - 7

b)

5a³ - 4a² - 14a - 7

c)

5a³ - 4a² - 20a - 7

d)

5a³ - 9a² - 20a - 7

24.

Simplify the Expression: 10x - 3(2x + 8)

a)

4x - 24

b)

-4x + 24

c)

16x - 24

d)

14x - 6

25.

Which expression is equivalent to:
4x + 30y

a)

2(x + 15y)

b)

4(x + 15y)

c)

2(2x + 15y)

d)

can't be factored

26.

Which expression is equivalent to

3x + ½(-12x - 16)

a)

-21x + (-32)

b)

9x + 8

c)

-3x - 8

d)

-6x - 8

27.

Simplify:
-1x + y - z + 10z + 2x - 10y

a)

1x - 9y + 9z

b)

1x - 9z - 9y

c)

-1x - 9z - 9y

d)

-1x - 9 - 9y

28.

Simplify:
11m - 8 - 12 + 10m

a)

m - 20

b)

m - 4

c)

21m - 4

d)

21m - 20

29.

Solve the equation:
x + 7 = 12

a)

x = 5

b)

x = 19

c)

x = -5

d)

x = 84

30.

Solve the equation:
x - 4 = 6

a)

x = 10

b)

x = -10

c)

x = 2

d)

x = -2

31.

18+m=8

a)

m=0

b)

m=10

c)

m=-10

d)

m=8

32.

Solve the following equation

2y = 18

a)

y = 36

b)

y = 16

c)

y = 9

d)

y = 20

33.

Solve of k.

$\frac{k}{2}=9$

a)

17

b)

30

c)

26

d)

18

34.

Solve for m.

$\frac{m}{7}=\ 8$

a)

76

b)

79

c)

56

d)

none of the above

35.

Solve for j.

$7\ \cdot\ j\ =\ 21$

a)

9

b)

3

c)

2

d)

4

36.

Solve\ for\ r.\

108\ =\ 9r

a)

11

b)

15

c)

7

d)

12

37.

3c + 5 = 23

a)

c = 3

b)

c = 6

c)

c = 7

d)

c = 18

38.

4x + 7 = 23

a)

x = 16

b)

x = 4

c)

x = 9

d)

x = 12

39.

2. 2x + 6 = 14

a)

x = 4

b)

x = 10

c)

x = -4

d)

x = 3

40.

12 = 4 - 4x

a)

10

b)

8

c)

4

d)

-2

Math 7 Plus Unit 2 Practice

Total questions: 40

Worksheet time: 1hrs 20mins

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