Solve systems by elimination

Solve systems by elimination

9th - 12th Grade

12 Qs

quiz-placeholder

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Solve systems by elimination

Solve systems by elimination

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
8.EE.C.8B, HSA.REI.C.6

Standards-aligned

Created by

Deb Scott

Used 78+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solve using elimination. 
 4x + 8y = 20
-4x + 2y = -30

(-7,1)
(2,-5)
(-2,5)
(7,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

2 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

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Solve by elimination
-6x + 5y = 1
6x + 4y = -10

(1,-1)
(0,-1)
(1,1)
(-1,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

4x +  8y = 20
-4x + 2y = -30
Which variable will be eliminated?

The  x
The  y
The  z
The unknown

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve by elimination:
7x + y = -9
-3x - y = 5

No solution
(1,8)
(-2,-3)
(-1,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solve by elimination:
x + 9y = 8
-6x - 9y = -3

(1,-1)
(1,1)
(-1,1)
(-1,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

x

y

both

neither

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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