8.5I y=mx+b recap

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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What does the equation y = mx + b represent?
Back
It represents the slope-intercept form of a linear equation, where m is the slope and b is the y-intercept.
2.
FLASHCARD QUESTION
Front
In the equation y = mx + b, what does 'm' represent?
Back
The slope of the line, indicating the rate of change of y with respect to x.
3.
FLASHCARD QUESTION
Front
In the equation y = mx + b, what does 'b' represent?
Back
The y-intercept, which is the value of y when x is 0.
4.
FLASHCARD QUESTION
Front
Write the equation for the total cost of x pounds of fruit if the basket costs $3 and each pound costs $2.50.
Back
y = 2.50x + 3
5.
FLASHCARD QUESTION
Front
Write the equation for the water level of a river that starts at 34 feet and decreases at a rate of 0.5 foot per day.
Back
y = -0.5x + 34
6.
FLASHCARD QUESTION
Front
Write the equation for the total number of students if there were 11,000 students last year and it increases by 225 each year.
Back
y = 225x + 11000
7.
FLASHCARD QUESTION
Front
What is the slope of the equation y = 3x - 4?
Back
3
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