Can someone please help me with this problem? It urgent! I will also mark you as a BRAINLIST if you get it correct!

Can someone please help me with this problem It urgent I will also mark you as a BRAINLIST if you get it correct class=

Respuesta :

multiply the whole thing by (3a/3a) to get (6a)/(3+1)=6a/4=3a/2, so ya, 2nd is correct