# How do you find the slope and intercept of x = -9?

##### 1 Answer
Jan 23, 2016

slope is undefined and has no y-intercept.

#### Explanation:

x = - 9 is a special case of the equation of a straight line .

This line is parallel to the y-axis and passes through points

in the plane whose x-coordinates are - 9. Hence does not
cross the y-axis .