Maggie had twenty-five cookies. She gave some to her sister. Then, she bought twelve more at the bake sale. which expression shows this information

25+12-x

Hope this helps.
Explanation:
She originally had the 25 then her sister ate some which in this case it’ll be represented by (x) then she brought twelve MORE. So this is why I added 12.

Your answer should be 1/3. i hope i could ! good luck : )