What will be the value of K for which the system of equations 2x + 2y - 5 = 0 and 6x + ky + 7 = 0 has no solution?
Show answer & explanation
Correct answer: D
Explanation
2x + 2y − 5 = 0 and 6x + ky + 7 = 0
According to the formula:
No solution ⇒ a₁/a₂ = b₁/b₂ ≠ c₁/c₂
2/6 = 2/k
1/3 = 2/k
k = 6