A System by Elimination
Authored by Lisa Lee
Mathematics
9th - 10th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4x + 8y = 20
-4x + 2y = -30
Which variable will be eliminated?
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
4x+9y=28
-4x-y=-28
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
3x+7y=23
-3x-7y=-17
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
4x+4y=4
3x+4y=10
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
-x+2y=17
2x+2y=-10
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination:
7x-9y=29
7x+2y=-15
(-4,-1)
(-1,-4)
(-1,4)
(-1,6)
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Solve by elimination
4x-6y= -6
-2x-12y= -12
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