What is the slope (gradient) of aline?

=

Divide each side by

= |

Our line 1 Equation is now in standard form, so we will use the equation below:

y =, and the slope of this line is 0 since it is a horizontal line.

=

Divide each side by

= |

Our line 1 Equation is now in standard form, so we will use the equation below:

x =, and the slope of this line is undefined since it is a vertical line.