Unit 4 System Test Review

What is the solution to the system of linear equations? (a)  

• (8,4)
• (4,8)
• (4,0)
• (0,-4)

Tags

CCSS.8.EE.C.8B

What is the number of solutions for this system of equations? (a)  

• None
• 1
• 2
• 3

Tags

CCSS.8.EE.C.8B

• 2

• 1

• No solutions

• Infinite many solutions

Tags

CCSS.8.EE.C.8B

Tags

CCSS.HSA.REI.C.9

• 1
• -2
• 3
• -1
• 5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to the system of equations?

• (0,0)

• (0,3)

• (3,1)

• (4.5,0)

Tags

CCSS.8.EE.C.8B

🐠 Aquarium Trip

A large group of 70 people, consisting of adults and students, are going to the aquarium. An adult ticket cost $5.00 and a student ticket cost $2.00. The group total ticket cost is $305.00.

Let x represents the number of adults and y the number of students.

Write a system of linear equations to represent this situation. How many adults went to the aquarium?

• 55 adults

• 15 adults

• 70 adults

• 40 adults

Tags

CCSS.8.EE.C.8C

🍪 Hector & Ivan’s Baking Goals

Hector gets paid $4 for baking cookies and $15 for baking cakes. Hector want to make at least $281. Ivan makes $5 for baking cookies and $12 for baking cakes. Ivan wants to make at least $250.

Let x represents the number of baked cookies and y the number of baked cakes.

Write a system of inequalities to represent this situation. Which of the following combinations of cookies and cakes could help both Hector and Ivan reach their goals?

• 8 cookies and 17 cakes

• 10 cookies and 10 cakes

• 17 cookies and 14 cakes

• 14 cookies and 16 cakes

Which inequality best represents the line shown on the grid?

Tags

CCSS.HSA.REI.D.12

Which inequality best represents the line shown on the grid?

Tags

CCSS.HSA.REI.D.12