Question 1

Which expression is equivalent to 3(4x + 7 + 5x?

Accepted Answer

27x + 21

Answer

12x + 7 + 5x

Answer

12x + 21 + 5x

Answer

48x

Question 2

Which of the following are equivalent to the expression 3(14y + 3 - 2y)

Accepted Answer

42y + 9 - 6y

Answer

42y + 3 - 2y

Answer

36y + 3

Answer

42y + 9 - 2y

Question 3

Which expression is equivalent to 4y(2 + 6 - 5)?

Accepted Answer

12y

Answer

8y + 4

Answer

8y + 24y - 20

Answer

8y + 24 -20

Question 4

Matt Tress is a collector of pencils.  Doesn't that sound exciting?  He currently has 5 yellow pencils and 3 mechanical pencils in his collection.  How many of each does he have to add to his collection to make the ratio of yellow pencils to mechanical pencils 9:5?

Accepted Answer

4 Yellow pencils & 2 Mechanical Pencils

Answer

5 Yellow pencils & 5 Mechanical Pencils

Answer

4 Yellow Pencils & 5 Mechanical Pencils

Answer

9 Yellow Pencils & 2 Mechanical Pencils

Question 5

Now Matt has started another exciting collection:  paper clips!  He is just getting started and currently has 3 silver paper clips and 7 colored ones.  If he expands his collect to have 5 silver and 11 colored paper clips, how many total paper clips will be have?

Accepted Answer

16 Paper Clips

Answer

7 Paper Clips

Answer

5 Silver & 11 Colored Clips

Answer

10 Paper Clips

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