Systems Elimination Method Explained

Systems Elimination Method Explained

9th Grade

12 Qs

quiz-placeholder

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Systems Elimination Method Explained

Systems Elimination Method Explained

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Anthony Clark

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

what is the resulting combined equation for the system below?

-18x = 18

y = 18

2y= 18

18x + 2y = 18

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

what would the top equation become when you multiply everything by -1?

2x - 6y = 20

-2x - 6y = -20

-2x + 6y = 20

-2x + 6y = -20

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

what do you need to multiply the top equation by to make a zero pair:


5x - 2y = 11

-10x + 3y = -4

5

-1

2

-2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by elimination:
-9x - 4y = -20
5x + 4y = 4

(-4,4)

(4,4)

(4,-4)

(-4,-4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by elimination:

7x+y=-9


-3x-y=5

No solution

(1,8)

(-1,-3)

(-1,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by elimination

-6x + 5y = 1

6x + 4y = -10

(-1,7/5)

(0,-1)

(1,1)

(-1,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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