
Finding the Best Strategy for Solving a System
Authored by Barbara White
Mathematics
9th Grade
CCSS covered

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method of solving do you think is the easiest way to solve this system?
4x + 3y = 32
x = 2y - 3
Substitution
Elimination
Graphing
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Why might someone choose substitution as a good method to solve this system?
4x + 3y = 32
x = 2y - 3
Evaluate responses using AI:
OFF
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which student started solving by substitution correctly?
4x + 3y = 32
x = 2y - 3
Student A:
4x+3(x-3)=32
Student B:
4(2y-3)+3y=32
Student C:
4x+3y=2y-3
Student D:
4x+3(2x-3)=32
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which student distributed correctly?
4(2y-3) + 3y = 32
Student A:
8y - 3 + 3y = 32
Student B:
6y + 1 + 3y = 32
Student C:
8y + 12 + 3y = 32
Student D:
8y - 12 + 3y = 32
Tags
CCSS.6.EE.A.3
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
What is the solution to this system?
4x + 3y = 32
x = 2y - 3
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would be easiest method to solve this system?
5x + 3y = 9
7x - 2y = 25
Substitution
Elimination
Graphing
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
OPEN ENDED QUESTION
3 mins • 1 pt
Why might someone say that elimination is the easiest way to solve this system of equations?
5x + 3y = 9
7x - 2y = 25
Evaluate responses using AI:
OFF
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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