Elimination Method
Authored by Mallory J Magee
Mathematics
12th Grade
CCSS covered
Used 10+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
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
2.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
Solve using Elimination Method:
4x + 9y = 28
-4x - y = -28
(-7,0)
(6,0)
(-6,0)
(7,0)
(6,7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
The solution (answer) to a system of equations is ____________
the point where the 2 lines intersect
the graph of a line
only finding what x = __
Tags
CCSS.8.EE.C.8B
4.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
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
5.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
2x - 6y = 20
2x + 5y = -11
what would the top equation become when you multiply everything by -1?
2x - 6y = 20
-2x - 6y = -20
-2x + 6y = 20
-2x + 6y = -20
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
4x + 8y = 20
-4x + 2y = -30
Which variable will be eliminated?
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
What would be the first step in finding the solution with elimination?
4x + 3y = 1
x - 3y = -11
cross out the 3y and -3y
cross out the 4x and x
change all the signs of the second equation
add 1 and -11
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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