Find the equation of the line that contains the point (−1,3) and is perpendicular to the line x=4. Write the line in​ slope-intercept form, if possible. Graph the lines.
Select the correct choice below and fill in the answer box to complete your choice.
​(Simplify your answer. Use integers or fractions for any numbers in the​ equation.)
A.
The equation of the perpendicular line cannot be written in​ slope-intercept form. The equation of the perpendicular line is nothing.
B.
The equation of the perpendicular line in​ slope-intercept form is nothing.