Which is the equation of a hyperbola with directrices at x = -2 and foci at (5, 0) and (-5, 0)?
1) x²/25 - y²/9 = 1
2) x²/9 - y²/25 = 1
3) y²/25 - x²/9 = 1
4) y²/9 - x²/25 = 1