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System of Equations Elimination Method

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

System of Equations Elimination Method
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14 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

1 min • 1 pt

-2x + 6y = -20

2x + 5y = -11


what is the combined resulting equation?

x + 11y = -31

11y = -31

11x = -31

4x + 11y = -31

i need tutorials

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system.  
5x + 8y = -12
3x + 5y = -7

(1, -10)

No solution

(-4, 1)

(1, 10)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

what is the resulting combined equation to the following system:

5x = -3

10y = -3

10x = -3

10x = -25

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-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

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

what is the variable that willl be "eliminated"?


5x - 4y = 11

5x + 4y = -14

x variable

y variables

both variables

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

to use elimination method both equations are.......

slope intercept form

standard form

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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