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Solving Systems Elimination Method

Authored by Rachelle Dobbins

Mathematics

7th - 9th Grade

CCSS covered

Used 2+ times

Solving Systems Elimination Method
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8 questions

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1.

MULTIPLE CHOICE QUESTION

15 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

15 mins • 1 pt

Media Image

What do you have to multiply the first equation by to have the x's be opposite and the same?

3

2

-2

-3

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve the system of Equation (x,y)
x + 4y = –3
 x + 7y = –12 

(-3,9)
(9,-3)
(3,9)
(9,3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve by elimination:
-x+2y=17

2x+2y=-10

ARN
(-9,4)
(-9,-4)
(9,-4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nancy went to the grocery story.  On Monday she purchased 4 apples and 6 bananas for a total of $13.  On Wednesday she purchased 3 apples and 7 bananas for a total of $13.50.  Which system of equations represents the situation?

4x + 6y = 3
13.5x - 13y = 6
x + y = 4
x - y = 6
4x + 6y = 13
3x + 7y = 13.5
4x - 6y = 13
3x - 7y = 13.5

Tags

CCSS.8.EE.C.8C

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve the system

2x + 3y = 6

x + 2y = 5

( 4 , -3 )

( -3 , 4 )

( 3 , 4 )

( 4 , 3 )

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve using Elimination Method:


9x - 4y = 7

x - 4y = -17

(-1,5)

(-7,5)

(7,5)

(3,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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