Slope Intercept: Word Problems

Flashcard
•
Mathematics
•
7th - 8th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the slope-intercept form of a linear equation?
Back
The slope-intercept form is y = mx + b, 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
How do you identify the slope in the equation y = 15x + 20?
Back
The slope is 15, which indicates that for every 1 unit increase in x, y increases by 15 units.
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
What does the y-intercept represent in the equation y = -20x + 100?
Back
The y-intercept is 100, meaning that when x = 0, the value of y is 100.
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
4.
FLASHCARD QUESTION
Front
Write the equation for a situation where a person starts with $50 and spends $5 per day.
Back
y = -5x + 50.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
5.
FLASHCARD QUESTION
Front
In the equation y = 1/3x - 2, what does the slope tell us?
Back
The slope of 1/3 means that for every 3 units increase in x, y increases by 1 unit.
Tags
CCSS.HSF.LE.B.5
6.
FLASHCARD QUESTION
Front
If a tree grows 2 inches every month and was 10 inches tall when bought, what is the equation for its height after x months?
Back
y = 2x + 10.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
7.
FLASHCARD QUESTION
Front
What does a negative slope indicate in a word problem?
Back
A negative slope indicates that as one quantity increases, the other quantity decreases.
Tags
CCSS.8.EE.B.5
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