Elimination Substitution

Elimination Substitution

9th Grade

10 Qs

quiz-placeholder

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Elimination Substitution

Elimination Substitution

Assessment

Quiz

Mathematics

9th Grade

Hard

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

Standards-aligned

Created by

Anthony Clark

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of equations:
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

Solve the system of equations:
−6x + 6y = 0
9x − 8y = 4 

(4, −9)

Infinite number of solutions 

(−9, 4)

(4, 4) 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of equations. What is the value of the X? 
3x -  y  =  5
  x + y  =  3

X = 2 

X = 1 

X =  -1 

 X  =  -2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of equations:
−8x − 10y = 20
 8x  +  6y =   4 

(-5,-6)  

(6, 5) 

(−6, −5) 

(5, −6) 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of equations:
y = 8x + 2
y = -x - 7

(1, 10)

(-1, -6)

(2, 7)

(9, 9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of equations:
3x + 2y = 16
14x + 2y = 38

(-2,5)

(-2,-5)

(2,-5)

(2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which method would be best (quickest) for solving the system below:
x + y = 11
3x - 4y = -2

Substitution

Elimination

Graphing

None of these

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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