Solving Systems of Equations by Elimination and Substitution
Authored by Barbara White
Mathematics
8th Grade
CCSS covered
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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is (3,8) a solution to this system of equations?
y = 7x + 8
y = x + 1
True
False
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the systems of equations using the substitution method.
y = 2
2x + y = 8
(2,3)
(3,-2)
(3,2)
(-3,2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the following system of equations using the substitution method.
x = 2y
2x + 5y = 9
(1,2)
(2,1)
(2,3)
(4,2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve the system of equations using the elimination method and enter the value of y.
4x - 5y = -9
-4x +y = -7
8
-4
-8
4
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the solution that is true for the both of the following equations?
2x + 6y = 60
-2x + 5y =39
(9,3)
(-3,9)
(3,9)
(3,-9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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