### Home > A2C > Chapter 10 > Lesson 10.2.4 > Problem10-111

10-111.

$\sqrt{x+5}=5-\sqrt{x}$

$\sqrt{x+5}^{2}=(5-\sqrt{x})^{2}$

$x+5=25-10\sqrt{x}+x$

x = 4

See part (a).

x = 1 or x = 9
One of these does not check.