Question

What was the graph of the equation x equals negative 4 look like

Answer 1

It will be a vertical line parallel to y-axis, passing through point
`(-4,0)`, the graph is shown below.

Explanation:

Mark the point
`(-4,0)`, it will lie on x-axis.

Drop a perpendicular line passing through
`(-4,0)` parallel to y-axis.

That is the require graph.