Cartesian Plane, Linear Equation in Two Variables and Slope

Grade 8 Mathematics

Cartesian Plane, Linear Equation in Two Variables and Slope

Open Ended

How are you?

​Let's Watch!

​Cartesian Plane

Draw

Draw the Cartesian Plane

​Draw the Cartesian Plane

Draw

Plot (1,3)

​Plot (1,3)

​Using Desmos

Desmos (Graphing Calculator)

Go to: www.desmos.com ​

Download in Mobile via Google Playstore or App Store​

Grade 8 Mathematics

Understanding Linear Equations in Two Variables

Grade 8 Mathematics

​Let's Read!

​Understanding Linear Equations in Two Variables

Multiple Choice

Which of the following is not a linear equation in two variables?

• $$y=\frac{1}{x}$$  

• $$y=2$$  

• $$x=-9$$  

• $$x+y=6$$  

• $$2x-3x=7$$  

Multiple Choice

Is (2,-6) a solution of $$x-y=8$$  

• Yes

• No

​Is (2,-6) a solution of x - y = 8?

Draw

Convert x + y = 7 into y - form

​Convert x + y = 7 into y - form

​Let's Read!

​Understanding Slope!

Multiple Choice

What is the slope of the line?

• $$2$$  

• $$\frac{1}{2}$$  

• $$-2$$  

• $$\frac{-1}{2}$$  

​What is the slope of the line?

​Any question?

Open Ended

What is your favorite topic in this session? Why?

​Thank you