Linear Combinations in Systems of Equations
Authored by Megan Sibenaller
Mathematics
9th Grade
CCSS covered
Used 10+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of multiplying one or both equations in a system when using linear combination?
To eliminate one of the variables
To make the equations easier to graph
To find the slope of the line
To check for consistency
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving the system of equations using linear combination?
Graphing the equations
Substituting one equation into the other
Multiplying one or both equations to align coefficients
Solving for one variable
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following systems of equations can be solved by linear combination without any modification?
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The system has one solution
The system has no solution
The system has infinitely many solutions
The system is inconsistent
Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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