Write Systems of Linear Equations
Flashcard
•
Mathematics
•
9th Grade
•
Hard
+5
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a system of linear equations?
Back
A system of linear equations is a set of two or more linear equations with the same variables. The solution is the point(s) where the equations intersect.
Tags
CCSS.HSA.REI.C.6
CCSS.8.EE.C.8B
2.
FLASHCARD QUESTION
Front
How do you represent the cost of items in a system of equations?
Back
You can represent the cost of items by assigning variables to each item and creating equations based on the total cost of purchases.
3.
FLASHCARD QUESTION
Front
What does the variable 'x' typically represent in a cost equation?
Back
In a cost equation, 'x' often represents the cost of one type of item, such as a bottle of oil or a burger.
Tags
CCSS.HSF.LE.B.5
4.
FLASHCARD QUESTION
Front
What does the variable 'y' typically represent in a cost equation?
Back
In a cost equation, 'y' often represents the cost of another type of item, such as an oil filter or a drink.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
How do you set up a system of equations from word problems?
Back
Identify the variables, translate the problem into equations based on the relationships described, and ensure the equations reflect the total costs or quantities.
Tags
CCSS.8.EE.C.8C
6.
FLASHCARD QUESTION
Front
What is the significance of the coefficients in a system of equations?
Back
The coefficients represent the quantity of each item being purchased in the equations.
Tags
CCSS.8.EE.C.8C
7.
FLASHCARD QUESTION
Front
What does it mean for a system of equations to be consistent?
Back
A consistent system has at least one solution, meaning the equations intersect at one or more points.
Tags
CCSS.8.EE.C.8B
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