Systems Elimination (Easy)
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+1
Standards-aligned
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1.
FLASHCARD QUESTION
Front
What is a system of equations?
Back
A system of equations is a set of two or more equations with the same variables. The solution is the point(s) where the equations intersect.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
2.
FLASHCARD QUESTION
Front
What does it mean for a point to be a solution to a system of equations?
Back
A point is a solution to a system of equations if it satisfies all equations in the system when substituted for the variables.
3.
FLASHCARD QUESTION
Front
How do you check if a point is a solution to a system of equations?
Back
Substitute the x and y values of the point into each equation. If both equations are true, the point is a solution.
4.
FLASHCARD QUESTION
Front
What is the graphical representation of a system of equations?
Back
The graphical representation is the intersection of the lines represented by each equation on a coordinate plane.
Tags
CCSS.8.EE.C.8A
5.
FLASHCARD QUESTION
Front
What does it mean if two lines in a system of equations are parallel?
Back
If two lines are parallel, they have no points of intersection, meaning there is no solution to the system.
Tags
CCSS.8.EE.C.8B
6.
FLASHCARD QUESTION
Front
What does it mean if two lines in a system of equations coincide?
Back
If two lines coincide, they are the same line, meaning there are infinitely many solutions to the system.
Tags
CCSS.8.EE.C.8A
7.
FLASHCARD QUESTION
Front
What is the substitution method in solving systems of equations?
Back
The substitution method involves solving one equation for one variable and substituting that expression into the other equation.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
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