Respuesta :

Answer:

[tex] \\ let \: the \: unknown \: number \: be \: x \\ (8 \times x) + 5 = 17 + (6 \times x) \\ 8x + 5 = 17 + 6x \\ 8x - 6x = 17 - 5 \\ 2x = 12 \\ \frac{2x}{2} = \frac{12}{2} \\ x = 6[/tex]