Question

solve for x and y x+√y=7 and √x+y=11​

Answer 1

$x + \sqrt{11 - \sqrt{x} } = 7$

$\sqrt{11 - \sqrt{x} } = 7 - x$

$11 - \sqrt{x } = 49 + {x}^{2} - 14x$

$x {}^{2} - 14x + \sqrt{x } + 38 = 0$

$x = 4$

y=9