help if you know it pls don't use this as a opportunity to get points cause I really need the right answers for this test or I will fail

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

heudhduxhdnshenebdutbbt

step-by-step explanation:

hrhhdhdbbrurb ees

5+2x=a

asdasdsaadsaddsasds

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.