Elimination and Substitution
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
Used 1+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system:
2x - 5y = 12
y = -2
y = -2
(11, -2)
(1, -2)
no solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system:
2x + 3y = -2
3x - 2y = 23
(5, -4)
(-4, 5)
(-5, 4)
infinite solutions
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with substitution. Record your answer as a point.
x = 7
y = 3x + 14
(35, 7)
(7, 35)
(7, 14)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with substitution. Record your answer as a point.
x = 2
y = x + 5
(2, 7)
(2, 5)
(7, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with substitution. Record your answer as a point.
y = 3x + 3
y = x - 5
(5, 3)
(-9, -4)
(-4, -9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with elimination. Record your answer as a point.
2x + 3y = 5
-2x + y = -1
(-1, -1)
(5, -1)
(1, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following set of equations with elimination. Record your answer as a point.
-5x + 2y = -1
5x - 3y = -1
(1, 2)
(-1, -1)
(2, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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