Systems of Equations Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Solve the following system by elimination: 4x + 2y = 18 -4x - y = -21 The x-value of the solution is ---. (Just type in the number)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by elimination:
-2x + 4y = -22
-2x - 3y = -1
(9, 3)
(9, -3)
(5, -3)
(5, 3)
none of the other choices
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by elimination:
-7x - 4y = 19
-x + 8y = -23
(-3, -10)
(-3, 1)
(1, -3)
(-1, -3)
no solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by elimination:
-3x - 7y = 14
-4x + 5y = -10
(-2, 7)
(7, -2)
(-7, -2)
(0, -2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by elimination:
9x - 21y = 15
3x -7y = 4
(-6, -3)
(-3, -6)
no solution
(6, -3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by elimination:
-4x + 4y = -20
5x + 12y = -9
(3, -2)
(7, -3)
(-3, 7)
none of the other choices
(-3, -2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by either substitution or elimination:
-7x + 6y = 3
2x + y = 10
(-3, 4)
(3, -4)
none of the other choices
infinite solutions
Tags
CCSS.8.EE.C.8B
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