Solving Systems of Equations with Substitution
Authored by Anthony Clark
Mathematics
8th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve with 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
2.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Solve the system of equations.
(-6, 1)
(-12, -12)
(1, -6)
No solution
Infinite solutions
Tags
CCSS.8.EE.C.8B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to this system?
2x + 3y = 4
y= 5x - 27
(5,-2)
(5, 2)
(2,3)
(3,2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by substitution.
3x − 2y = 7
y = 2x − 7
No solution
(7, 7)
(−7, −7)
(−7, −3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by substitution.
-5x - 4y = -9
y = 6
(3, 6)
(6, -3)
(-3, 6)
(6.8, 3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by substitution.
-2x - 2y = 16
y = -8
(0, -8)
(-8, 0)
(-16, -8)
(-16, -8)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations.
(11, 21)
(3, 11)
(11, -67)
No solution
Infinite solutions
Tags
CCSS.8.EE.C.8B
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