Solving 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 • 12 pts
Solve the following system by using elimination: 3x + 3y = 0 7x + 5y = -16
(8, 4)
(-8, 8)
(-8, -8)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Solve the following system by using elimination:
-2x + 3y = 5
-5x + 2y = 29
(-7, -3)
(-7, 3)
(7, -3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Solve the following system by using elimination: 2x + 7y = -17 3x - 6y = -9
(-5, 1)
(-5, -1)
(5, -1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Solve the following system by using elimination:
-9x - 2y = -23
-10x - 5y = -20
(-3, -2)
(3, 2)
(3, -2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
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
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
4x + 4y = 4
3x + 4y =10
(7,-6)
(-6,7)
(6,7)
(7,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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