Given ΔABC with A(–3, 2), B(–1, –4), and C(4, 1), write the equation for the line containing altitude line AR in standard form.

(1 point)
Responses

x – y = 1
x – y = 1

x + y = –1
x + y = –1

x + y = 1
x + y = 1

x – y = –1

The correct response is x + y = –1.