Solving Systems by Substitution and Elimination
Authored by Jeffrey Betlan
Mathematics
9th - 11th Grade
CCSS covered
Used 42+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination:
7x+y=-9
-3x-y=5
No solution
(1,8)
(-1,-3)
(-1,-2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve the system by substitution:
y = - x + 19
y = 3x - 1
(14, 5)
(11, 8)
(5, 14)
(8, 11)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve the system by substitution:
y = -6x + 5
y = 2x + 5
(-3, -6)
(-6, 3)
(0, 5)
(-3, 5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve the following system by substitution:
x = -3y - 8
x = 2y - 3
(5, -1)
(-5, 1)
(-5,-1)
(1,-5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination:
3x+7y=23
-3x-7y=-17
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination:
7x-9y=29
7x+2y=-15
(-4,-1)
(-1,-4)
(-1,4)
(-1,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination
3x+y= 5
2x-3y= -4
(-1, -2)
(2,-1)
(1,1)
(1,2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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