Elimination Method of Systems
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
3x + 7y = 23
-3x - 7y = -17
No solution
Infinite number of solutions
(-3,3)
(3,3)
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the system by elimination.
−8x − 10y = 20
−8x − 6y = −4
Infinite number of solutions
(6, 5)
(−6, −5)
(5, −6)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by elimination:
9x-4y=7
x-4y=-17
(-1,5)
(-7,5)
(7,5)
(3,5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do we begin solving this system of equations using the elimination method. Use your notes if necessary.
Subtract the two equations
Multiply one equation by -1 and then subtract the equations
Multiply the first equation by the second x (or y) coefficient, multiply the second equation by the first x (or y) coefficient, then subtract the equations
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do we begin solving this system of equations using the elimination method. Use your notes if necessary.
Subtract the two equations
Multiply one equation by -1 and then subtract the equations
Multiply the first equation by the second x (or y) coefficient, multiply the second equation by the first x (or y) coefficient, then subtract the equations
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do we begin solving this system of equations using the elimination method. Use your notes if necessary.
Subtract the two equations
Multiply one equation by -1 and then subtract the equations
Multiply the first equation by the second x (or y) coefficient, multiply the second equation by the first x (or y) coefficient, then subtract the equations
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do we begin solving this system of equations using the elimination method. Use your notes if necessary.
Subtract the two equations
Multiply one equation by -1 and then subtract the equations
Multiply the first equation by the second x (or y) coefficient, multiply the second equation by the first x (or y) coefficient, then subtract the equations
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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