Respuesta :

Answer:

MN= 11x + 3

Step-by-step explanation:

[tex]MN = MO + NO \\ \therefore \: MN = 5x + 3 + 6x \\ \therefore \: MN =5x + 6x + 3 \\ \huge \red{ \boxed{\therefore \: MN =11x + 3}}[/tex]