Thirteen and variables

If \( 13 \space | \space 2x + 3y \), is it true that \( 13 \space | \space 3x - 2y \)?

Details: \( (x,y) \) are all real numbers.

Notation: \( a \space | \space b \) means \( a\) divides \(b\), or \(b\) is divisible by \(a\).


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