Решить уравнение √5x+√10=10

[latex] \sqrt{5x} + \sqrt{10} = 10 \\ \sqrt{5x} = 10 - \sqrt{10} \\ (\sqrt{5x})^{2} = (10 - \sqrt{10})^{2} \\ 5x = 100 - 2*10*\sqrt{10} + 10 \\ 5x =110 - 20\sqrt{10} \\ x = 22 - 4\sqrt{10} \\[/latex]