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Slope-Intercept Form

Subject Area: Mathematics (B.E.S.T.) | Grade Level: 8
Lesson Length: 30 minutes
Keywords/Tags: Slope-Intercept Form
Lesson Description: In this lesson, students will be introduced to Slope-Intercept Form. They will learn why this linear equation is known as "slope-intercept form" and how to write an equation of a linear graph in this form.

MA.8.AR.3.3 Given a table, graph or written description of a linear relationship, write an equation in slope-intercept form.

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Video : Graphing Lines in Algebra: Understanding Slopes and Y-Intercepts

Instructions: Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.")

Description: This video discusses what slope-intercept form is, how to identify the y-intercept, and how to calculate the slope of a graph.

Quiz : Slope-Intercept Form Basics

Instructions: Please complete this quiz by choosing the correct answer for each question. You can take this quiz as many times needed.

Question #1

Define the mathematical slope.

Student Response

Question #2

State the slope-intercept form. (HINT: Something equals something.)

Student Response

Question #3

Fill-in-the-Blank: In the slope-intercept form, the slope is represented by _______.

A) y

B) m

C) mx

D) x

E) b

Question #4

Fill-in-the-Blank: In the slope-intercept form, the y-intercept is represented by _____.

A) y

B) m

C) mx

D) x

E) b

Question #5

In one sentence, how do you identify the y-intercept of a graph?

Student Response

Question #6

Fill-in-the-Blanks: Slope is _______ over ________.

A) Run over rise OR Change in y over change in x

B) Run over rise OR Change in x over change in y

C) Rise over run OR Change in y over change in x

D) Run over rise OR Change in x over change in y

Question #7

To find the change in either x or y, you need to _____ the values.

A) add

B) subtract

C) multiply

D) divide

Question #8

If you want a steep line, then you need a slope that is greater than one.

A) True

B) False

Question #9

A line with a slope of zero is ______.

A) Horizontal

B) Vertical

C) Slanted

Question #10

How many points do you need to calculate slope?

A) zero

B) one

C) two

D) three

Description: How well do you understand slope-intercept form?

Resources : More About Slope-Intercept Form

Instructions: Please see additional external resources below. Feel free visit each link to learn more about this lesson.

Write Linear Equation From A Graph IXL
Try to earn at least a 70 on this!

Write Slope-Intercept Form Equations Practice
Practice writing equations of graphs in slope-intercept form.

Another Slope-Intercept Form Lesson
Check out this lesson if you need more explanation of slope-intercept form.

Description: If you need more help with slope-intercept form, then please take a look at these additional resources.

Assignment : IXL

IXL AA.6

Grading Scale (Based on SmartScore)

70-79 = 70

80+ = 100

100 = 5 extra points

Standards: MA.8.AR.3.3

Video : Graphing Lines in Algebra: Understanding Slopes and Y-Intercepts

Quiz : Slope-Intercept Form Basics

Resources : More About Slope-Intercept Form

Assignment : IXL