Question

Which is the equation of the line with slope 3 that contains point (-1, 5)?

y – 5 = 3(x + 1)
y – 1 = 3(x + 5)
y – 1 = 3(x – 5)
y – 5 = 3(x - 1)

Answer 1

x=5, y=-1, m=3
\[y-y _{1}=m(x-x _{1})\]
y-5 = 3(x-(-1))
y-5 = 3(x+1)