
Solve Systems by Substitution and Elimination
Quiz
•
Mathematics
•
9th Grade
•
Hard
+6
Standards-aligned
Stephanie Mcintyre
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the system have one, none or infinite solutions?
y = 2x -11
y = 2x +5
One
None
Infinitely many solutions
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
3 mins • 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
15 mins • 1 pt
What would be the first step in finding the solution using elimination?
2x + 2y = -2
3x - 2y = 12
you cannot solve this using eliminiation
cross out the 2x and 3x
cross out the 2y and -2y
change to slope intercept form and graph
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the solution to this system?
x= 7 - 2y
2x + y = 5
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The first step in solving using the substitution method is __________.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
4x+9y=28
-4x-y=-28
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve using elimination.
−4x − 4y = 0
4x + 4y = 0
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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