Substitution or Elimination

Substitution or Elimination

8th Grade

20 Qs

quiz-placeholder

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Substitution or Elimination

Substitution or Elimination

Assessment

Quiz

Mathematics

8th Grade

Hard

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

Standards-aligned

Created by

Anthony Clark

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the solution by substitution:

x = 7 - 2y

2x + y = 5

(-1,4)

(4,-1)

(1,3)

(3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system by substitution:

x - y = 6

y - 2x = - 5

(1,3)

(-1,3)

(-1,-7)

(1,-7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by elimination:
7x+y=-9

-3x-y=5

No solution

(1,8)

(-2,-3)

(-1,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 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

1 min • 1 pt

Solve using substitution or elimination. −4x − 2y = −12 4x + 8y = −24

(5,-5)

(6,-6)

No solution

Infinitely many solutions

Tags

CCSS.8.EE.C.8B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3x + y = 4
x + 2y = -2

(2,2)

(-2,-2)

(2,-2)

(-2,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Solve:
x + y = 4
-5x - 6y = -18

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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