Respuesta :

i believe x = 7 ? not very sure tho.
fnej

Answer:

x = 8

Step-by-step explanation:

a² + b² = c²

x² + 15² = 17²

x² + 225 = 289

x² = 289 - 225

x² = 64

[tex]\sqrt{x^2} =\sqrt{64}[/tex]

x = 8