Systems: Elimination and Substitution
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
What is the solution to the system?
(0, 3)
(1, -1)
(-3, 1)
(1, 3)
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system:
3x + y = 19
2x - y = 6
(5, 14)
(4, 5)
(5, 4)
(14, 5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which method would be best (quickest) for solving the system below:
x + y = 11
3x - 4y = -2
Substitution
Elimination
Graphing
None of these
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system:
x + y = 19
y = 3x - 1
(14, 5)
(11, 8)
(5, 14)
(8, 11)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using substitution or elimination. −4x − 2y = −12 4x + 8y = −24
(5,-5)
(6,-6)
No solution
Infinitely many solutions
Tags
CCSS.8.EE.C.8B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3x + y = 4
x + 2y = -2
(2,2)
(-2,-2)
(2,-2)
(-2,2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations
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
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