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Solving Systems of Linear Equations by Elimination

Authored by Barbara White

Mathematics

8th Grade

CCSS covered

Solving Systems of Linear Equations by Elimination
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5 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve by elimination:
4x+9y=28
-4x-y=-28

(-7,0)
(6,0)
(-6,0)
(7,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

6x - 3y = 27

2x - 3y = 11

(6, 3)

(4, -1)

(10, 3)

Infinite Solutions

No Solutions

Tags

CCSS.8.EE.C.8B

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

x + y = 2

-3x + 4y = 15

(5, -3)

(-1, 3)

(-5, 0)

Infinite Solutions

No Solutions

Tags

CCSS.8.EE.C.8B

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

6x + 4y = 10

3x + 2y = -5

(1, 1)

(5, -5)

(-1, -1)

Infinite Solutions

No Solutions

Tags

CCSS.8.EE.C.8B

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve by elimination 
-6x+y= -2
-3x-6y= 12

(2,0)
no solution 
(0,-2)
infinite solutions 

Tags

CCSS.8.EE.C.8B

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