If \(x\) and \(y\) are positive integers such that \(x = 8y + 12,\) what is the greatest common divisor of \(x\) and

[VJesus12]

If \(x\) and \(y\) are positive integers such that \(x = 8y + 12,\) what is the greatest common divisor of \(x\) and \(y?\)

(1) \(x = 12u,\) where \(u\) is an integer.
(2) \(y = 12z,\) where \(z\) is an integer.

Answer: B

Source: GMAT Prep