Encontrar o
valor de x
![Encontrar Ovalor De X class=](https://pt-static.z-dn.net/files/d0b/a3b07dd83c927bb6259a10dd2225f7c0.jpg)
[tex]10^2=x^2+(15-7)^2\\100=x^2+8^2\\100=x^2+64\\x^2=100-64\\x^2=36\\x=\sqrt{36}\\x=6[/tex]