What is the slope in the equation y = mx + b?
slopes and y-intercepts

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Mathematics
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The slope (m) represents the rate of change of y with respect to x.
2.
FLASHCARD QUESTION
Front
What does the y-intercept represent in a linear equation?
Back
The y-intercept (b) is the value of y when x = 0, indicating where the line crosses the y-axis.
3.
FLASHCARD QUESTION
Front
How would you write the equation with a slope of 2/3 and a y-intercept of -3?
Back
y = 2/3x - 3
4.
FLASHCARD QUESTION
Front
What is the slope in the equation y = 2x + 3?
Back
2
5.
FLASHCARD QUESTION
Front
Is the graph of y = mx + b proportional?
Back
Yes, if m is not zero, the graph is a straight line through the origin.
6.
FLASHCARD QUESTION
Front
What is the y-intercept in the equation y = -2x + 5?
Back
5
7.
FLASHCARD QUESTION
Front
How do you determine the slope from two points (x1, y1) and (x2, y2)?
Back
Slope (m) = (y2 - y1) / (x2 - x1)
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