Resposta:
[tex]\dfrac{17}{2}x[/tex]
Explicação passo a passo:
Boa noite!
[tex]8x+\dfrac{1}{2} x=\\\\mmc=2\\\\\dfrac{2(8x)+x}{2} =\\\\\\\dfrac{16x+x}{2} =\\\\\\\dfrac{17}{2}x[/tex]
