Elimination Algebra

Elimination Algebra

9th Grade

10 Qs

quiz-placeholder

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Elimination Algebra

Elimination Algebra

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
8.EE.C.8B, HSA.REI.C.9, 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

Look on page 16 of your notes:
Ex 10:
8x - 4y = 12
-8x + 4y = 4
When solving using elimination, what variable cancels?

x

y

Both variables

Neither Variable

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Look on page 16 of your notes:
Ex 10:
8x - 4y = 12
-8x + 4y = 4
When solving using elimination, are you left with a true statement or a false statement?

True Statement

False statement

Tags

CCSS.8.EE.C.8B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Look on page 16 of your notes:
Example 6:
x + y = 5
x - y = -9
When solving using elimination, what variable cancels?

x

y

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Look on page 16 of your notes:
Example 6:x + y = 5
x - y = -9
Add these two equations.  What does it say after y cancels?

2x = -4

2x = 4

2x = -14

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Look on page 16 of your notes:
Example 6:
x + y = 5
x - y = -9
using the last step from the last question, solve for x.  Write the number.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Look on page 16 of your notes:
Example 6:
x + y = 5
x - y = -9
You just found that x = -2.  
Find the value of y.  Just type in the value.

Tags

CCSS.HSA.REI.C.9

7.

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

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