Solving System of Equations Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
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
2.
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
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
-x+2y=17
2x+2y=-10
ARN
(-9,4)
(-9,-4)
(9,-4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
4x-6y= -6
-2x-12y= -12
(0,1)
(1,0)
(1,1)
(2,1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
−6x + 6y = 0
9x − 8y = 4
(4, −9)
Infinite number of solutions
(−9, 4)
(4, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
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
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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