Word Problems - Systems and Otherwise

Flashcard
•
Mathematics
•
9th Grade
•
Hard
Wayground Content
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15 questions
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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 set of values that satisfy all equations in the system.
2.
FLASHCARD QUESTION
Front
How do you represent a word problem as a system of equations?
Back
Identify the variables, translate the relationships and conditions into equations, and ensure the equations reflect the problem's constraints.
3.
FLASHCARD QUESTION
Front
What does it mean if two equations are dependent?
Back
Dependent equations have infinitely many solutions, meaning they represent the same line in a graph.
4.
FLASHCARD QUESTION
Front
What does it mean if two equations are independent?
Back
Independent equations have exactly one solution, meaning they intersect at a single point in a graph.
5.
FLASHCARD QUESTION
Front
What is the elimination method in solving systems of equations?
Back
The elimination method involves adding or subtracting equations to eliminate one variable, making it easier to solve for the other.
6.
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.
7.
FLASHCARD QUESTION
Front
How do you find the perimeter of a rectangle?
Back
The perimeter P of a rectangle is calculated using the formula P = 2(length + width).
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