22 - 23 Quiz - Substitution / Elimination
Authored by Anita Savva
Mathematics
9th Grade
CCSS covered
Used 38+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 12 pts
Solve using elimination.
4x + 8y = 20
-4x + 2y = -30
(-7,1)
(2,-5)
(-2,5)
(7,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Is the point (-2, 4) a solution to the system of equations shown below?
x – y = 6
2x + y = 0
yes
no
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the solution to the system of equations shown below?
y = 2x + 6
y = -x – 3
(0, -3)
(-3, 0)
(6, 0)
(0, 6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the solution of the system of equations shown below?
y = -4x + 1
4x + y = 1
(1, 4)
No Solution
Infinite Solutions
(-1, 4)
Tags
CCSS.8.EE.C.8B
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the solution to the equations?
Tags
CCSS.8.EE.C.7A
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve:
y=8x+1
y=6x+3
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the following system by using elimination:
-2x - 5y = -15
x + 8y = 13
(5, 1)
(1, 5)
(5, -1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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