What is the y-intercept?
Unit 5 Algebra Test Review

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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The y-intercept is the point where a line crosses the y-axis, represented as (0, b) in the equation of a line y = mx + b.
2.
FLASHCARD QUESTION
Front
What does the variable 'b' represent in the equation of a line?
Back
In the equation of a line y = mx + b, 'b' represents the y-intercept.
3.
FLASHCARD QUESTION
Front
How do you find the slope of a line given two points?
Back
The slope (m) is calculated using the formula m = (y2 - y1) / (x2 - x1).
4.
FLASHCARD QUESTION
Front
What is the slope of the line that passes through the points (1, -2) and (-2, 7)?
Back
The slope is -3.
5.
FLASHCARD QUESTION
Front
What is the y-intercept of the equation 6x - y = -3?
Back
The y-intercept is (0, 3).
6.
FLASHCARD QUESTION
Front
What does a negative slope indicate about a line?
Back
A negative slope indicates that the line is decreasing from left to right.
7.
FLASHCARD QUESTION
Front
What does a positive slope indicate about a line?
Back
A positive slope indicates that the line is increasing from left to right.
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