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Linear Equations by Elimination

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Linear Equations by Elimination
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You and your friend are buying throw blankets with your names embroidered on them. The cost of the throw blanket is x dollars and the cost of each embroidered letter is y dollars. Your name has 6 letters and the total cost is $29. Your friend's name has 3 letters and the total cost is $24.50. Which system can you use to solve this problem?

Tags

CCSS.8.EE.C.8C

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve this system of equation

-8x + y = 1

-6x + y = 3

(1, 9)

(4, 14)

(0, 1)

(2, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the best first step to solve this system by elimination?

Add the equations to eliminate y

Multiply the first equation by 2

Multiply the second equation by 3

Add the equations to eliminate x

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the best first step to solve this system by elimination?

Add the equations to eliminate y

Multiply the first equation by 2

Add the equations to eliminate x

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the best first step to solve this system by elimination?

Add the equations to eliminate y

Multiply the first equation by 2

Multiply the second equation by 2

Add the equations to eliminate x

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve the system by the elimination method.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve the system by the elimination method.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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