Solving Linear Equations by Elimination

Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
4x-6y= -6
-2x-12y= -12
(0,1)
(1,0)
(1,1)
(0, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination
2x+9y= -7
6x-3y= 9
(-1, -1)
(2,-1)
(1,1)
(1,-1)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system using elimination.
2x + 3y = 12
5x - y = 13
(-3, -2)
(1.5, 2)
(3, 0)
(3, 2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the best first step to solve this system by elimination?
Add the equations to eliminate y
Subtract the equations to eliminate y
Multiply the second equation by 3.
Multiply the first equation by 2
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve this system of equation
5x - 2y = 9
2x + 7y = -12
(1, -1)
(-1, 1)
(-1, 2)
(1, -2)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
4x+4y=4
3x+4y=10
(7,-6)
(-6,7)
(6,7)
(7,6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The solution to a system of linear equations is ALWAYS...
a fraction
an ordered pair
a decimal
a negative number
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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