Solve Systems of Equations by Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
12x + 36y = −3
−12x − 36y = 0
(10, 1)
(−10, −1)
(10, −1)
No solution
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
3x+7y=23
-3x-7y=-17
No solution
ARN
(-3,3)
(3,3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
−8x − 10y = 20
−8x − 6y = −4
Infinite number of solutions
(6, 5)
(−6, −5)
(5, −6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2x + 9y = -7
6x - 3y = 9
(-1, -1)
(2,-1)
(1,1)
(1,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using elimination.
−4x − 4y = 0
8x + 8y = 0
(−6, −4)
Infinite number of solutions
No solutions
(6, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations by elimination.
-x + y = -13
-8x - 4y = -8
(5, 8)
(5, -8)
(-5, -18)
(-5, 8)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by Elimination:
8x + 6y = 6
4x + 7y = 7
x = 0, y = 8
x = 0, y = 5
x = 0, y = 1
x = 0, y = 6
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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