What is the equation of the line through (-1, -2) with slope -3?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. y = -3x - 5.
Coordinate of the given point = (-1, -2)
Point-slope: y – y1 = m(x – x1)
⇒ y + 2 = –3(x + 1)
⇒ y + 2 = –3x – 3
⇒ y = –3x – 5