The pair of linear equations kx + 3y + 1 = 0 and 2x + y + 3 = 0 intersect each other, if

- k = 6
- k ≠ 6
- k = 0
- k ≠ 0

**Answer**

Condition for a pair to intersect each other and have a unique solution is

a_{1}/a_{2} ≠ b_{1}/b_{2}

k/2 ≠ 3/1

k ≠ 6

**The correct option is B.**