Systems of Equations - elimination

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•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a system of equations?
Back
A set of two or more equations with the same variables.
2.
FLASHCARD QUESTION
Front
What does it mean to solve a system of equations?
Back
Finding the values of the variables that satisfy all equations in the system.
3.
FLASHCARD QUESTION
Front
What is the elimination method?
Back
A technique for solving systems of equations by eliminating one variable, allowing for the other to be solved.
4.
FLASHCARD QUESTION
Front
How do you eliminate a variable in a system of equations?
Back
By adding or subtracting the equations to cancel out one of the variables.
5.
FLASHCARD QUESTION
Front
What does it mean if a system of equations has an infinite number of solutions?
Back
The equations represent the same line, meaning every point on the line is a solution.
6.
FLASHCARD QUESTION
Front
What does it mean if a system of equations has no solution?
Back
The equations represent parallel lines that never intersect.
7.
FLASHCARD QUESTION
Front
Solve using elimination: 3x + 2y = –13 and 3x + 4y = 1.
Back
(-9, 7)
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