Solve by Substitution and Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Solve by elimination:
4x+4y=4
3x+4y=10
(7,-6)
(-6,7)
(6,7)
(7,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
y = -6x + 5
-2x + y = 5
(-3, -6)
(-6, 3)
(0, 5)
(-3, 5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
3x + y = 1
y = 4x + 1
(0, -1)
No Solution
(0, 8)
(0, 1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations x + y = 19 and y = 3x - 1.
Solve the system using substitution.
(14, 5)
(11, 8)
(5, 14)
(8, 11)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: 3x + y = 19 and 2x - y = 6.
Solve the system using elimination.
(5, 14)
(4, 5)
(5, 4)
(14, 5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: 2x - 5y = 12 and y = -2
Solve the system using substitution.
y = -2
(11, -2)
(1, -2)
no solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: x + 6y = 17 and x - 3y = 8
Solve the system using elimination.
(5, 2)
(11, 1)
(1, 11)
no solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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