Solving Systems by Substitution vs Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to the system?
(0, 3)
(1, -1)
(-3, 1)
(1, 3)
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system:
2x + 3y = -2
3x - 2y = 23
(5, -4)
(-4, 5)
(-5, 4)
infinite solutions
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
4x+9y=28
-4x-y=-28
(-7,0)
(6,0)
(-6,0)
(7,0)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
-9x-4y=-20
5x+4y=4
(-4,4)
(4,4)
(4,-4)
(-4,-4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
7x+y=-9
-3x-y=5
No solution
(1,8)
(-2,-3)
(-1,-2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to the system?
(0, 3)
(1, -1)
(-3, 1)
(1, 3)
Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
4x + 8y = 20
−4x + 2y = −30
(-1, 7)
(-7, 1)
(7, -1)
(1, -7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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