System of Equations Elimination

Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following system by elimination:
-2x + 7y = 22
5x - 7y = 8
(-3, 16/7)
(-10, -1)
(10, 6)
none of the other choices
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
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
3.
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
4.
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
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Say you wanted to eliminate x from the system shown. How would you do it?
Add the equations without doing any multiplication.
Multiply the first equation by 2 and the second equation by 3, then add the equations.
Multiply the first equation by negative 2 and the second equation by 3, then add the equations.
Multiply the first equation by 3 and the second equation by negative 2, then add the equations.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using Elimination Method:
x - y = 11
2x + y = 19
(10,-1)
(-1,10)
(3,-4)
(6,7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the solution to the following system of equations using the elimination method: 2x + 3y - z = 5 3x - 2y + 4z = 7 4x + y + 2z = 3
x = 2, y = -1, z = 1
x = -2, y = 1, z = -1
x = 1, y = 2, z = -1
x = 3, y = -2, z = 2
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