Consider the equation x2−y2=7x^2 - y^2 = 7x2−y2=7. Which of the following is an integer solution (x,y)(x, y)(x,y)?
(4,3)(4, 3)(4,3)
(3,4)(3, 4)(3,4)
(8,−1)(8, -1)(8,−1)
(4,−3)(4, -3)(4,−3)