I cannot understand what you mean, your English doesn't make sense also...
It can't be right with me...
yazabilirim show the ability of verb and mean I can write opposite of it yazamam (I can't write)
inebilir miyim ( Hava I could to get off?) show of asking about ability to get off
about the last sentence you should say
Problemi nasıl çözeceğini sana söylemedi mi?