Solving System of Equations by Substitution
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
y = 7x + 9
2y + 2x = -18
(5, 0)
(9, 18)
(-2, -5)
(1, 16)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
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
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution. y = -5x - 2 and y = -2x - 8
(2, -12)
(-2, 8)
(2, 7)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution. y = 3x - 3 and -3x + y = -3
(0, -3)
infinitely many solutions
no solution
Tags
CCSS.8.EE.C.8B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution. 3x + 4y = -2 and x = -2
(-2, 1)
(-2, -1)
(1, -2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution. y = -7x - 2 and y = -3x + 2
(0, -2)
(-1, 5)
(1, -9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution. x + 3y = 11 and -2x - 3y = -16
(-2/3, 35)
(2, 5)
(5, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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