Solving 3-variable systems REVIEW
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
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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 that are solved together.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
FLASHCARD QUESTION
Front
What does it mean to solve a system of equations by elimination?
Back
Elimination involves adding or subtracting equations to eliminate one variable, making it easier to solve for the remaining variables.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
3.
FLASHCARD QUESTION
Front
What does it mean to solve a system of equations by substitution?
Back
Substitution involves solving one equation for a variable and then substituting that expression into another equation.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
4.
FLASHCARD QUESTION
Front
What is the graphical interpretation of a system of equations?
Back
The solutions to a system of equations can be represented as the points where the graphs of the equations intersect.
Tags
CCSS.8.EE.C.8B
5.
FLASHCARD QUESTION
Front
What is a unique solution in a system of equations?
Back
A unique solution occurs when the lines representing the equations intersect at exactly one point.
Tags
CCSS.8.EE.C.8A
6.
FLASHCARD QUESTION
Front
What is an infinite solution in a system of equations?
Back
Infinite solutions occur when the equations represent the same line, meaning there are countless points of intersection.
Tags
CCSS.8.EE.C.8B
7.
FLASHCARD QUESTION
Front
What is no solution in a system of equations?
Back
No solution occurs when the lines representing the equations are parallel and never intersect.
Tags
CCSS.8.EE.C.8A
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