
Day 1 - Solve Systems by Elimination
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the elimination method in solving systems of equations?
Back
The elimination method is a technique used to solve systems of equations by eliminating one variable, allowing for the other variable to be solved directly.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
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 thus every point on the line is a solution.
Tags
CCSS.8.EE.C.8A
3.
FLASHCARD QUESTION
Front
What is the solution to a system of equations?
Back
The solution is the point where the two lines intersect on a graph.
Tags
CCSS.8.EE.C.8B
4.
FLASHCARD QUESTION
Front
In the equation 5x - 4y = 11, what is the coefficient of x?
Back
The coefficient of x is 5.
Tags
CCSS.6.EE.A.2B
5.
FLASHCARD QUESTION
Front
What is the first step in the elimination method?
Back
The first step is to align the equations and decide which variable to eliminate.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
FLASHCARD QUESTION
Front
If you have the equations 5x - 4y = 11 and 5x + 4y = -14, which variable can be eliminated?
Back
The y variable can be eliminated.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
FLASHCARD QUESTION
Front
What is the resulting equation when you add the equations 5x - 4y = 11 and 5x + 4y = -14?
Back
The resulting equation is 10x = -3.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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