Solving Systems of Equations with Elimination Multiplying by Negative One
9th Grade
•14 Qs
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Solving Systems of Equations with Elimination Multiplying by Negative One
Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
14 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
What is the best method for solving this system of linear equations?
Graphing
Substitution
Elimination
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
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
3.
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
Multiply the first equation by 2
Multiply the second equation by 2
Add the equations to eliminate x
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which method is most efficient for solving the system of equations: 2x + 3y = 6 and 4x - y = 5?
Trial and Error
Graphing
Substitution
Elimination
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the result when you add the equations 5x + 2y = 10 and -5x + 3y = 15?
5y = 25
5x + 5y = 25
5y = 5
5x + y = 25
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The solution is:
(4, 3)
(3, 4)
(-4, 3)
No solution
Tags
CCSS.8.EE.C.8B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What variable do you eliminate, and what do you multiply the equation(s) by?
You eliminate x, and multiply the top equation by 11
You eliminate y, and multiply the top equation by 7
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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