Spanish double object pronouns help!?

I never understood indirect and direct object pronouns, and now when I am learning double object pronouns.. I am even more screwed. I have 2 questions 1." Le dejaron la propina al mesero? " Si, ya se la dejamos couldn't it be "Si, ya dejarsela" also be correct? 2. Necesitamos pagar... show more I never understood indirect and direct object pronouns, and now when I am learning double object pronouns.. I am even more screwed. I have 2 questions

1." Le dejaron la propina al mesero? " Si, ya se la dejamos

couldn't it be "Si, ya dejarsela" also be correct?

2. Necesitamos pagar la cuenta . Puede Traernosla, por favor

couldn't it be " puede se la traemos, pro favor"
2 answers 2