Respuesta :
Answer:
30
Step-by-step explanation:
[tex]3 + 2 = 5 \\ \frac{2}{5} \times x = 12 \\ \\ \frac{2x}{5} = 12 \\ cross \: mutiply \\ 2x = 60 \\ divde \:both \: sides \: by \: 2 \\ x = 30[/tex]
Answer:
i am not sure maybe 30
Step-by-step explanation: