Solving System of Equations Using Substitution and Elimination
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
Solve the system using substitution:
x + y = 19
y = 3x - 1
(14, 5)
(11, 8)
(5, 14)
(8, 11)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the systems using substitution:
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
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system using substitution
y=8x+1
y=6x+3
(1, 9)
(4, 14)
(0, 1)
(2, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which method would be best (quickest) for solving the system below: 2x + 2y = 11 3x - 4y = -2
Substitution
Elimination
Graphing
None of these
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the solution:
2x-5y=15
3x+y=31
(10,1)
(13, -8)
(-10,-7)
No Solution
Tags
CCSS.8.EE.C.8B
6.
DROPDOWN QUESTION
1 min • 1 pt
(a)
A
B
C
D
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x and y
3x + 2y = 16
7x + y = 19
(-2,5)
(-2,-5)
(2,-5)
(2,5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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