Represent Equations (y = mx + b)

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What does the equation y = mx + b represent?
Back
It represents a linear equation where y is the dependent variable, m is the slope, x is the independent variable, and b is the y-intercept.
2.
FLASHCARD QUESTION
Front
What is the slope in the equation y = mx + b?
Back
The slope (m) indicates the rate of change of y with respect to x, showing how much y increases or decreases as x increases by 1.
3.
FLASHCARD QUESTION
Front
What is the y-intercept in the equation y = mx + b?
Back
The y-intercept (b) is the value of y when x is 0, representing the starting point of the line on the y-axis.
4.
FLASHCARD QUESTION
Front
How do you find the total amount of money after spending a fixed amount each month?
Back
Use the equation y = -mx + b, where m is the amount spent each month, and b is the initial amount.
5.
FLASHCARD QUESTION
Front
If Sandra has a $20 iTunes gift card and spends $3 each month, what is the equation to find her remaining balance after x months?
Back
y = -3x + 20.
6.
FLASHCARD QUESTION
Front
What is the equation for the total cost of renting a paddle boat if there is a deposit fee and a cost per hour?
Back
y = 2x + 15, where y is the total cost, x is the number of hours, and 15 is the deposit fee.
7.
FLASHCARD QUESTION
Front
How do you represent total earnings after working a certain number of hours?
Back
Use the equation y = mx + b, where m is the hourly wage, and b is the initial amount of money.
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