Understanding Linear Equations and Slope

Understanding Linear Equations and Slope

Assessment

Interactive Video

Mathematics

8th Grade

Hard

Created by

Thomas White

FREE Resource

This video tutorial covers the process of making predictions between data points using linear equations in grade 8 math. It begins with an introduction to unit 5.3 C and outlines the steps to write the equation of a linear relationship in slope-intercept form. The tutorial explains how to select points, calculate the slope, and find the y-intercept. It demonstrates predicting y-values for given x-values using the equation. The video concludes with a summary and a preview of the next unit on bivariate data.

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23 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of this video tutorial?

Solving quadratic equations

Making predictions between data points

Learning about geometric shapes

Understanding bivariate data

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What form is used to write the equation of a linear relationship?

Exponential form

Slope-intercept form

Standard form

Quadratic form

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in writing a linear equation?

Finding the y-intercept

Selecting two points

Drawing the graph

Calculating the area

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equation used to predict values in this tutorial?

y = a/x

y = x^2 + 2x + 1

y = ax^2 + bx + c

y = mx + b

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which two points are selected to calculate the slope in the example?

(4, 5) and (5, 6)

(1, 2) and (2, 3)

(3, 4) and (4, 7)

(2, 1) and (3, 4)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the slope calculated from two points?

By subtracting the y-values and dividing by the difference in x-values

By adding the x-values

By adding the y-values

By multiplying the x-values

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the slope of the line in the example?

2

3

4

1

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