Solving Equations Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
3x + 7y = 23
-3x - 7y = -17
No solution
Infinite number of solutions
(-3,3)
(3,3)
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
4x + 12y = −1
−3x − 9y = 0
(10, 1)
(−10, −1)
(10, −1)
No solution
Tags
CCSS.8.EE.C.8B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
________________ is a set of two or more equations that have the same variables.
solution of a system
elimination method
system of equations
table
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using elimination.
7x + 2y = 24
8x + 2y = 30
(6,-9)
(-9,6)
No solution
Infinite number of solutions
Tags
CCSS.8.EE.C.8B
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 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
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
5x + 8y = -12
3x + 5y = -7
(1, -10)
No solution
(-4, 1)
(1, 10)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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