• 2y, should take higher priority simply because it cannot be any further resolved or simplified

    Bingo!

    That is not the case with, say, 2(3+1)

    It’s the same thing, where y=3+1.

    1/7y. Is the coefficient 7, or is it 1/7? i.e. Is that 1/(7y)

    Yes, it’s 1/(7y) as per the definition of Terms.

    Either way, if that’s not the the standard understood by everyone

    It’s the standard in literally every Maths textbook.

      • Actually I’m educating and hoping people will stop arguing about it. You can take it on board or not. You actually nearly had it.

        Also, your comments will show up in search results for all eternity unless you delete them.