Systems (substitution)
Authored by Christine Donnelly
Mathematics
8th - 9th Grade
CCSS covered
Used 776+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system:
y = 5x
3x + y = 24
(15, 3)
(3, 5)
(3, 15)
(5, 3)
Tags
CCSS.HSA.REI.C.7
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system?
x - y = 6
x = 11
(11, 5)
(55, 5)
(11, 11)
(5, 55)
Tags
CCSS.HSA.REI.C.7
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system?
x = -2y
3x + 4y = -8
(-2, -8)
(4, 3)
(-2, 4)
(-8, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system?
2x + 7y = 3
y = -1
(5, -1)
(5, -5)
(5/7, -1)
(-1, 5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system?
y = 3x
12x - 4y = 20
(0, 0)
no solutions
(0, 20)
infinite solutions
Tags
CCSS.8.EE.C.8B
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system?
y = 5
-3x + 4y = 8
(5, 7)
(4, 5)
(-3, 5)
(-4, -20)
Tags
CCSS.HSA.REI.C.9
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the solution to the following system?
x = 4y
x - 4y = 0
(0, 0)
no solutions
infinite solutions
(4, 0)
Tags
CCSS.8.EE.C.8B
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