(18) Systems of Equations by Subtitution/Elimination (8th)
Authored by Ashley Evenson
Mathematics
8th Grade
CCSS covered
Used 14+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve the system by substitution.
5x + 4y= −14
y = −7x − 15
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
No Solution
(2, 2)
(-1, 2)
(-1, -2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
(3, -6)
(3, -8)
Infinite number of solutions
(3, 6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve this system of equations.
y = 2x + 1
y = 4x - 1
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve the following systems of equations using substitution:
2y + x = -15
x = 3y
(-3, -9)
(-9, -3)
(-3, 9)
(9, -3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
(9,9)
(1,9)
(0,0)
(0,9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve each system by elimination.
3x - 9y = 15
6x + 9y = 3
(-7, 2)
(2, -1)
(1, 2)
(1, -2)
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