Question

What is the equation in point-slope form of the line passing through (–2, 0) and (2, 8)?
Answer
y = 2(x + 2)
y = 2(x – 2)
y = –2(x – 2)
y = –2(x + 2)

Answer 1

y = 2(x + 2)

Answer 2

slope= 8-0/2+2
=8/4
=2
y-y0=m(x-x0) , m=2 , (2,8)
y-8=2(x-2)
y-8=2x-4
y=2x+4
y=2(x+2)