When we rewrite an expression so that it has no grouping symbols and all of the like terms have been combined, we
it

-100

it is not a mistake this movie hurts my eyes

answer:

i havent taken the psat, but i have the sat, make sure to bring some snacks, because youre in there forever, 2 sharp number two pencils, an sat approved calculator, and maybe a jacket.   your phone and any books will be taken up, so don't try to bring them(but they will be given back at the end of the testing).   good luck!   i hope you do well!