Systems of Equations via Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Use elimination to solve the system of equations
(a)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Use elimination to solve the system of equations
(a)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
what is the variable that willl be "eliminated"?
5x - 4y = 11
5x + 4y = -14
x variable
y variables
both variables
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
what is the resulting equation after you eliminate?
5x = -3
10y = -3
10x = -3
10x = -25
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the resulting equation after you eliminate?
-18x = 18
y = 18
2y= 18
18x + 2y = 18
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to this system of equations?
4x + y = 6
x - 2y = 6
(2,-2)
(1,2)
( 1/2 , 4 )
(-2,2)
(2, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What would be the first step in finding the solution using elimination?
2x + 2y = -2
3x - 2y = 12
you cannot solve this using eliminiation
cross out the 2x and 3x
cross out the 2y and -2y
change to slope intercept form and graph
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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