12/03 Solving Systems by Elimination

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•
Mathematics
•
8th - 12th Grade
•
Hard
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15 questions
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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 removing one variable, making it easier to solve for the other.
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 is the first step in using the elimination method?
Back
Align the equations so that corresponding variables and constants are in the same columns.
6.
FLASHCARD QUESTION
Front
What do you do if the coefficients of a variable are not the same?
Back
Multiply one or both equations by a number to make the coefficients equal.
7.
FLASHCARD QUESTION
Front
What is a consistent system of equations?
Back
A system that has at least one solution.
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