Systems of Equation by Elimination Method
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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20 questions
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1.
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
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
-6x + 5y = 1
6x + 4y = -10
(-1,7/5)
(0,-1)
(1,1)
(-1,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
-2x + 6y = 16
-4x - 3y = 2
(2,2)
(-2, -2)
(-2,2)
(2,1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
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
5.
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
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Solve using Elimination Method:
4x + 9y = 28
-4x - y = -28
(-7,0)
(6,0)
(-6,0)
(7,0)
(6,7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-8x - 7y = 10
-8x + 5y = 34
answers in (x,y)
No Solution
(-3, -10)
(3, 2)
(-3, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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