Solving Equations by Using Substitution
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Using Substitution, solve for the system of linear equations: x=-3y+1 -3x-3y=-15
Infinitely many solutions
(-1,5)
(7,-2)
No solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(4,1)
No solution
Infinitely many solutions
(5,-2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(1,-1)
Infinitely many solutions
(3,4)
No solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Infinitely many solutions
(3,-7)
(5,9)
No solution
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system of equations using substitution:
y = 2x + 5
2x + 2y = 4
(1, 7)
(7, 1)
(2, 9)
(-1, 3)
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 + 9
2y + 2x = -18
(6.75, 2.25)
(2.25, 6.75)
(-2.25, -6.75)
(-2.25, 6.75)
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. y = -7x - 2 and y = -3x + 2
(0, -2)
(-1, 5)
(1, -9)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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