[math]\sqrt{x}+\sqrt{y}=3[/math][br][math]\sqrt{x+5}+\sqrt{y+3}=5[/math],[br]__________________________[br]then what is [i]x [/i]and[i] y[/i]?[br][right]Forrás: [url=https://www.quora.com/Given-that-x-y-3-and-x-5-y-3-5-then-what-is-x-and-y/answer/Dean-Rubine]Q[/url][/right]