Substitution System of Linear Equations
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
Find the x-coordinate to the solution of the system
x = y + 2
5x - 3y = 20
Solve by substituion.
7
5
3
1
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the x-coordinate to the solution of the system
y = -5
2x + y = -9
Solve by substituion.
-2
-3
0
1
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the y-coordinate to the solution of the system
y = 2x
y = -6x + 4
Solve by substituion.
1
0.05
1/2
-1
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The solution to a system of linear equations is a ordered pair (x,y) that is a solution of EVERY equation in the system.
True
False
Tags
CCSS.8.EE.C.8B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x and y
y = 2x + 1
y = 4x - 1
(1,3)
(-1,-3)
(-1,3)
(3,1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the solution to this system? Solve by substitution.
y= 4x + 3
2x - 3y = 21
(3,-9)
(-3,-9)
(-3,9)
(0,1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
solve by substitution: y=3x+14
y=-4x
y=3
y=1
y= - 2
y=4
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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