The equation of the line passing through (2, −1) with slope 3 is
Ay = 3x
By + 1 = 3(x − 2)
Cy − 1 = 3(x + 2)
Dy + 1 = 3(x + 2)
Answer & Solution
Correct answer: B. y + 1 = 3(x − 2)
Point-slope form: y − y₁ = m(x − x₁). With (2, −1) and m = 3 → y − (−1) = 3(x − 2) ⇒ y + 1 = 3(x − 2).
Related questions
The line is described as the simplest figure in which branch of geometry?A line with slope m and y-intercept c passes through which fixed point?Why must the two points used to compute a slope have different x values?In the general equation of a line, A and B must not both be:An equation of the form Ax + By + C = 0 is called the general equation of a:The inclination of a line may be described as acute or:The angle between two lines is discussed in terms of their:Two lines drawn in a plane are found to be either parallel or: