Multiple Representations Card Sort
Flashcard
•
Mathematics
•
7th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a linear equation?
Back
A linear equation is an equation that makes a straight line when graphed. It can be written in the form y = mx + b, where m is the slope and b is the y-intercept.
2.
FLASHCARD QUESTION
Front
What does the slope of a line represent?
Back
The slope of a line represents the rate of change of y with respect to x. It indicates how steep the line is and the direction it goes (positive or negative).
3.
FLASHCARD QUESTION
Front
What is the y-intercept in a linear equation?
Back
The y-intercept is the point where the line crosses the y-axis. It is represented by the value of b in the equation y = mx + b.
4.
FLASHCARD QUESTION
Front
How do you interpret the equation y = -2x + 10?
Back
In this equation, the slope is -2, meaning for every 1 unit increase in x, y decreases by 2 units. The y-intercept is 10, indicating the line crosses the y-axis at (0, 10).
5.
FLASHCARD QUESTION
Front
What is the formula to calculate the total amount in a savings account after m months?
Back
The formula is t = initial amount + (monthly deposit * number of months). For Melanie, it is t = 50 + (75 * m).
6.
FLASHCARD QUESTION
Front
How do you find the depth of a submarine using the equation y = -1200x?
Back
In this equation, y represents the depth in feet, and x represents the time in hours. The negative sign indicates that the submarine is descending.
7.
FLASHCARD QUESTION
Front
What does the equation y = 2x - 5 represent?
Back
This equation represents a linear relationship where for every 1 unit increase in x, y increases by 2 units, and the line crosses the y-axis at -5.
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