you would do
You would do the same thing.
Néanmoins, tu ferais aussi bien de lui donner son fer.
Nevertheless, you might as well give him his iron.
— Princesse Mononoké (1997)
Tu ferais n'importe quoi pour moi ?
Would you do anything for me?
Is that what you would do?
Tu ferais tout aussi bien de lire un roman plutôt que de contempler le plafond.
You might as well read a novel instead of staring at the ceiling.