Answer
undefined slope
Work Step by Step
The graph of x=5 has a vertical line with x-intercept 5.
Find pair solutions of x=5. We let (x1,y1)=(5,0) and (x2,y2)=(5,1)
m=$\frac{1-0}{5-5}$=$\frac{1}{0}$
Since $\frac{1}{0}$ is undefined, the slope of x=5 is undefined