Unit 5 Pre-test Quiz

Solve for f:

f - 4 = 6f + 26

• f = -5

• f = 5

• f = 6

• f = -6

Solve for x:

5x - 14 = 8x + 4

• x = 6

• x = -6

• x = -18/13

• x = 10/3

Solve the equation:

7x - 4 = 3 + 8x

• x = 7

• x = -7

• x = 2/7

• x = 11

7w + 5 = 3w - 15

• 5

• -2

• 2

• -5

Peppy Pets charges a flat fee of $15 plus $3 per hour to keep a dog during the day. Happy Hounds charges a flat fee of $21 plus $1 per hour. For how many hours is the total fee charged by the companies the same?

• 2 hours

• 3 hours

• 4 hours

• 5 hours

Tags

CCSS.8.EE.C.8C

A toy company spends $1500 per day for factory expenses plus $8 to make each teddy bear. They sell the teddy bears for $12 a piece. Which equation could be used to find the number of bears t the company has to sell in one day to equal its daily cost?

• 1500 + 8t = 12

• 12 + 8t = 1500

• 1500 + 8t = 12t

• 8t = 12t + 1500

Tags

CCSS.HSA.CED.A.3

Look at the Inequality

Which of the following scenarios could be used to represent it?

• The student council is ordering T-shirts from a website. The T-shirts cost $9 each and there is a shipping fee of $8 for any amount ordered. The student council wants to spend no more than $80 on the T-shirts. What are the possible number of T-shirts they can order?

• The student council is ordering T-shirts from a website. The T-shirts cost $9 each and there is a shipping fee of $8 for any amount ordered. The student council wants to spend more than $80 on the T-shirts. What are the possible number of T-shirts they can order?

• The student council is ordering T-shirts from a website. The T-shirts cost $9 each and there is a shipping fee of $8 for any amount ordered. The student council wants to spend less than $80 on the T-shirts. What are the possible number of T-shirts they can order?

• The student council is ordering T-shirts from a website. The T-shirts cost $9 each and there is a shipping fee of $8 for any amount ordered. The student council wants to spend exactly $80 on the T-shirts. What are the possible number of T-shirts they can order?

Tags

CCSS.7.EE.B.4B

Solve for x

• 2

• 6

• -2

• -6

Tags

CCSS.7.EE.B.4A

Solve for x

• 2

• 1/2

• -2

• 1

Tags

CCSS.8.EE.C.7B

The Frederick County Fair costs $15.00 to get in and $2.50 per ride, while the Montgomery County Fair costs $10.00 to get in and $3.00 per ride. Which equations could be used to determine how many rides you would need to go on for both fairs to be of equal value?

• 15x + 2.5 = 10x + 3

• 15 - 2.5x = 10 - 3x

• 15 + 2.5x = 10 + 3x

• 15 - 10 = 2.5x + 3x