System of Equations - Elimination
Authored by David Trez
Mathematics
9th Grade
CCSS covered
Used 15+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To solve this system of equations using elimination, should you use the 'addition method' or the 'subtraction method'?
-4x + 3y = -8
4x + 10y = 24
The Addition Method
The Subtraction Method
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To solve this system of equations using elimination, should you use the 'addition method' or the 'subtraction method'?
5x + 2y = 10
7x + 2y = 20
The Addition Method
The Subtraction Method
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To solve this system of equations using elimination, should you use the 'addition method' or the 'subtraction method'?
x - y = 1
x - y = 5
The Addition Method
The Subtraction Method
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To solve this system of equations using elimination, should you use the 'addition method' or the 'subtraction method'?
8x - 3y = 12
9x + 3y = 28
The Addition Method
The Subtraction Method
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To solve this system of equations using elimination, should you use the 'addition method' or the 'subtraction method'?
-11x - 2 = 25
-11x + 3 = -35
The Addition Method
The Subtraction Method
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which terms will be eliminated when using addition in the system of equations below?
-5x + 6y = 21
5x - 7y = 28
the x terms
the y terms
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When might you use elimination with subtraction to solve a system of equations?
When the coefficients of one of the variables are opposites.
When the coefficients of one of the variables are the same.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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