Answer:
(4)
Explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
y = -
x - 5 ← is in slope- intercept form
with slope m = -
![(2)/(3)](https://img.qammunity.org/2021/formulas/mathematics/high-school/54kd5otoayi7fslqp2ejx77tdkhh8ubevy.png)
Given a line with slope m then the slope of a line perpendicular to it is
= -
= -
=
→ (4)