Quiz about Intro to Expressions and Equations

Question 1

What is the simplified form of this expression
3x+4+5x+3

Accepted Answer

8x+7

Answer

15x

Answer

7x+8

Question 2

Add these expressions
(3x+15) + (4x+13)

Accepted Answer

7x+ 28

Answer

35x

Answer

x+2

Question 3

6z + 3 -4z = 9

Accepted Answer

z = 3

Answer

z = 60

Answer

z = 30

Answer

z = 1

Question 4

Maria has 25 dollars.  She has to buy a gallon of milk which costs $3.50.  She wants to spend the rest of her money on cereal.  If each box of cereal costs $4.50, how many can she purchase?

Accepted Answer

4 boxes

Answer

5 boxes

Answer

6 boxes

Answer

7 boxes

Question 5

Solve
-5t + 9 = 24

Accepted Answer

t = -3

Answer

t = 3

Answer

t = 6

Answer

t = 12

Question 6

Solve  12 - 6y = 24

Accepted Answer

-2

Answer

2

Answer

3

Answer

-3

Question 7

3x + 2(4x - 4) = 3

Accepted Answer

x = 1

Answer

x = 22

Answer

x = -22

Answer

x = -1

Question 8

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

Accepted Answer

2a + 2b + 4

Answer

8a + 2b + 4

Answer

8ab

Answer

4ab + 4

Question 9

Evaluate the expression. Let c = 3 d = 2
3c + 7d

Accepted Answer

23

Answer

27

Answer

21

Answer

29

Question 10

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

Accepted Answer

Subtract 11 from both sides

Answer

Divide  - 3 on both sides

Answer

Add 3 to both sides

Answer

Add 11 to both sides

Question 11

Solve:
7x - 3x - 8 = 24

Accepted Answer

8

Answer

-8

Answer

3.2

Answer

4

Question 12

-6(8x-7)=522

Accepted Answer

x=-10

Answer

x=109

Answer

x=10

Answer

x=4

Question 13

Which expression represents the area?

Accepted Answer

8x + 12

Answer

6x + 3

Answer

8x<sup>2</sup> + 12

Answer

8x + 3

Question 14

Which expression represents the perimeter of the triangle?

Accepted Answer

4x + 4y + 5

Answer

6xy + 7

Answer

6x + 2y + 5

Answer

10xy + x + 2y

Question 15

Which expression represents the area of the rectangle?

Accepted Answer

12x - 2

Answer

12x - 1

Answer

8x - 2

Answer

36x<sup>2</sup> - 2

Question 16

Evaluate the expression:
15f - 60 if f = 5

Accepted Answer

15

Answer

95

Answer

30

Answer

-45

Question 17

Applying the distributive property to the expression, 24x + 18y, will produce which equivalent expression?

Accepted Answer

6(4x + 3y)

Answer

3(8x + 6y)

Answer

3xy(8 + 6)

Answer

6(4 + 3y)

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