Solve Systems of Equations by Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
-6x + 5y = 1
6x + 4y = -10
(1,-1)
(0,-1)
(1,1)
(-1,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
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
3.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Solve by elimination.
6x - y = 2
-3x - 6y = 12
(2,0)
no solution
(0,-2)
infinite solutions
Tags
CCSS.8.EE.C.8B
4.
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
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
−4x − 4y = 0
4x + 4y = 0
(−6, −4)
Infinite number of solutions
(−6, 10)
(6, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
7x-9y=29
7x+2y=-15
(-4,-1)
(-1.-4)
(-1,4)
(-1,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
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
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