What is a system of equations?
Systems of Equations and Inequalities Test

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•
Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A set of two or more equations with the same variables that are solved together.
2.
FLASHCARD QUESTION
Front
What is a system of inequalities?
Back
A set of two or more inequalities with the same variables that are solved together.
3.
FLASHCARD QUESTION
Front
How do you graph a linear inequality?
Back
1. Graph the boundary line as if it were an equation. 2. Use a dashed line for < or > and a solid line for ≤ or ≥. 3. Shade the region that satisfies the inequality.
4.
FLASHCARD QUESTION
Front
What does the solution of a system of equations represent?
Back
The point(s) where the graphs of the equations intersect, representing the values of the variables that satisfy all equations.
5.
FLASHCARD QUESTION
Front
What is the substitution method in solving systems of equations?
Back
A method where one equation is solved for one variable, and that expression is substituted into the other equation.
6.
FLASHCARD QUESTION
Front
What is the elimination method in solving systems of equations?
Back
A method where equations are added or subtracted to eliminate one variable, making it easier to solve for the other.
7.
FLASHCARD QUESTION
Front
What does it mean if a system of equations has no solution?
Back
The lines representing the equations are parallel and never intersect.
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