Substitution/Elimination Method
Flashcard
•
Mathematics
•
8th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview
16 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the substitution method in solving systems of equations?
Back
The substitution method involves solving one equation for one variable and then substituting that expression into the other equation.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
FLASHCARD QUESTION
Front
What is the elimination method in solving systems of equations?
Back
The elimination method involves adding or subtracting equations to eliminate one variable, making it easier to solve for the other variable.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
FLASHCARD QUESTION
Front
What does it mean if a system of equations has no solution?
Back
It means that the lines represented by the equations are parallel and never intersect.
Tags
CCSS.8.EE.C.8A
4.
FLASHCARD QUESTION
Front
What does it mean if a system of equations has infinite solutions?
Back
It means that the equations represent the same line, and there are countless points of intersection.
Tags
CCSS.8.EE.C.8A
5.
FLASHCARD QUESTION
Front
How do you determine if a system of equations has one solution?
Back
If the lines intersect at exactly one point, the system has one unique solution.
Tags
CCSS.8.EE.C.8A
6.
FLASHCARD QUESTION
Front
Solve by elimination: 2x + 3y = 6 and 4x + 6y = 12. What is the solution?
Back
Infinite solutions.
Tags
CCSS.8.EE.C.8B
7.
FLASHCARD QUESTION
Front
Solve by substitution: y = 2x + 3 and x + y = 7. What is the solution?
Back
(2, 3).
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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