Y=mx+b

Flashcard
•
Mathematics
•
7th - 8th Grade
•
Hard
+1
Standards-aligned
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15 questions
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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.
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
2.
FLASHCARD QUESTION
Front
In the equation y=mx+b, what does 'm' represent?
Back
The slope of the line, which indicates the steepness and direction of the line.
Tags
CCSS.8.F.A.3
CCSS.8.EE.B.6
3.
FLASHCARD QUESTION
Front
In the equation y=mx+b, what does 'b' represent?
Back
The y-intercept, which is the point where the line crosses the y-axis.
Tags
CCSS.8.F.A.3
CCSS.8.EE.B.6
4.
FLASHCARD QUESTION
Front
How do you determine the slope from two points (x1, y1) and (x2, y2)?
Back
The slope (m) can be calculated using the formula m = (y2 - y1) / (x2 - x1).
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
What is the slope of the line represented by the equation y = -2x + 4?
Back
The slope is -2.
Tags
CCSS.8.EE.B.5
6.
FLASHCARD QUESTION
Front
What is the y-intercept of the line represented by the equation y = 5x - 3?
Back
The y-intercept is -3.
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
7.
FLASHCARD QUESTION
Front
How can you identify if a linear equation has a negative slope?
Back
If the coefficient of x (m) is negative, the slope is negative, indicating the line descends from left to right.
Tags
CCSS.8.EE.B.5
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