Real World Word Problems with Linear Equations

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a linear equation?
Back
A linear equation is an equation that makes a straight line when graphed. It can be written in the form y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
2.
FLASHCARD QUESTION
Front
What does the slope in a linear equation represent?
Back
The slope represents the rate of change of the dependent variable (y) with respect to the independent variable (x). It indicates how much y changes for a one-unit increase in x.
Tags
CCSS.8.EE.B.5
3.
FLASHCARD QUESTION
Front
What is the y-intercept in a linear equation?
Back
The y-intercept is the value of y when x is 0. It represents the starting point of the line on the y-axis.
4.
FLASHCARD QUESTION
Front
How do you write a linear equation from a word problem?
Back
Identify the variables, determine the relationship between them, and express that relationship in the form of a linear equation.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
5.
FLASHCARD QUESTION
Front
In the equation y = 12x + 325, what does 12 represent?
Back
In this equation, 12 represents the number of calories per potato chip.
Tags
CCSS.HSF.LE.B.5
6.
FLASHCARD QUESTION
Front
In the equation y = 30 + 12.50x, what does 30 represent?
Back
In this equation, 30 represents the delivery fee for the holiday meal.
Tags
CCSS.HSF.LE.B.5
7.
FLASHCARD QUESTION
Front
What does the variable x typically represent in a linear equation related to word problems?
Back
In word problems, x often represents the independent variable, such as the number of items or hours.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
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