Solving 3-variable systems REVIEW
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
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16 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. Solutions are the points where the equations intersect.
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 one 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 representation of a system of equations?
Back
The graphical representation is the intersection points of the lines or planes represented by the equations.
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 equations intersect at exactly one point.
Tags
CCSS.8.EE.C.8A
6.
FLASHCARD QUESTION
Front
What is no solution in a system of equations?
Back
No solution occurs when the equations represent parallel lines that never intersect.
Tags
CCSS.8.EE.C.8A
7.
FLASHCARD QUESTION
Front
What is infinitely many solutions in a system of equations?
Back
Infinitely many solutions occur when the equations represent the same line, meaning they intersect at every point on that line.
Tags
CCSS.8.EE.C.8A
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