For what value of q does the system of equations 38x + qy + 171 = 0 and 46x + 414y + 207 = 0 have an infinite number of solutions?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. 342.
a1/a2 = b1/b2 = c1/c2
38/46 = q/414
⇒ q/9 = 38
⇒ q = 342