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Elimination Method Strategy

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Elimination Method Strategy
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve using Elimination Method:


x - y = 11

2x + y = 19

(10,-1)

(-1,10)

(3,-4)

(6,7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve using Elimination Method:


4x+ 9y = 28

-4x -y = -28

(-7,0)

(6,0)

(-6,0)

(7,0)

(6,7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve for x

Hint: Solve using Elimination Method:

1/2

1

-1

-1/2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system:

x + 6y = 17

-x + 3y = -8

(5, 2)

(11, 1)

(1, 11)

no solution

Tags

CCSS.8.EE.C.8B

5.

FILL IN THE BLANK QUESTION

1 min • 5 pts

Solve the system with linear combinations method (Elimination method).

x + 4y = -4

3x + 5y = 2

Type in answer with no spaces between terms. Ex: (-2,1)

If no soultion type in NS

If infinitely many solutions type in IMS

Answer explanation

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve using elimination method.

x-y=11

2x+y=19

(10,-1)

(-1,10)

(3,-4)

(6,7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

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

Subtract the equations to eliminate y

Multiply the second equation by 3.

Multiply the first equation by 2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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