Solving a System by Elimination
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
Barbara White
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If a system of linear equations has one solution, what does this mean about the two lines?
Tags
CCSS.8.EE.C.8A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the best first step to solve this system by elimination?
Add the equations to eliminate y
Subtract the equations to eliminate y
Multiply the second equation by 3.
Multiply the first equation by 2
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
-9x-4y=-20
5x+4y=4
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
7x+y=-9
-3x-y=5
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
4x+9y=28
-4x-y=-28
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve using elimination.
4x + 8y = 20
-4x + 2y = -30
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Solve by elimination
-6x + 5y = 1
6x + 4y = -10
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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