Solve by Substitution and Elimination
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: y = -1x - 5 and 4x - 8y = 4
Solve the system using substitution.
(-3, -2)
(5, -7)
(3, 9)
(-5, 4)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: 3x + y = -5 and 6x + 2y = 10
Solve the system by substitution or elimination.
No Solution
Infinite Number of Solutions
(2,3)
(6,-2)
Tags
CCSS.8.EE.C.8B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: y=8x+1 and y=6x+3
Solve the system by substitution.
(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
Consider the equations: 2x+3y=7 and 2x+7y=11
Solve the system by elimination.
x=-2, y=-1
x=2, y=-1
x=2, y=1
x=-2, y=1
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: 2x − 3y = −1and y = x − 1 Solve the system by substitution.
(-2,-3)
(0,-1)
(3,4)
(4,3)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: -12x-4y= -8 and 6x+2y= 4
Solve the system by elimination.
no solution
(0,0)
infinitely many solutions
(4,0)
Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Consider the equations: y=5x+3and y=-2x-4
Solve the system by substitution.
(2,-1)
(-1,-2)
(1,-2)
(-2,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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