This presentation is suitable for Pre-Algebra and Algebra students.

1. Graphing Linear EquationsGraphing Linear Equations
Linear Equations can be graphed onLinear Equations can be graphed on
a Cartesian Coordinate systema Cartesian Coordinate system

2. x-axis
y-axis
Cartesian Coordinate systemCartesian Coordinate system

3. Quadrant IQuadrant II
Quadrant III Quadrant IV
x-axis
y-axis
Origin

4. All points on a graph are plotted by firstAll points on a graph are plotted by first
finding the x-coordinate and then thefinding the x-coordinate and then the
y-coordinatey-coordinate
All points are written in the form ( x , y )All points are written in the form ( x , y )
You always graph a point starting fromYou always graph a point starting from
thethe OriginOrigin

5. Quadrant IQuadrant II
Quadrant III Quadrant IV
x is positive
y is positive
x is negative
y is positive
x is negative
y is negative
x is positive
y is negative

6. Point (3,5)

7. In order to graph a line, you need toIn order to graph a line, you need to
know either:know either:
A point and theA point and the
Slope of the lineSlope of the line
Two points on theTwo points on the
lineline
OROR