PLS HELP WILL GIVE YALL BRAINLIEST Andrea is comparing the shifts in energy of two distant galaxies. Using a powerful telescope, she records the energy movement of each galaxy every 20 seconds (s) for six hours (hr). After sharing his data with another astronomer, they tell her that this is not an experiment. Why?

the solution is 12x-6y

srry idk

step-by-step explanation:

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )

answer by yourhope:

hi! : )

a farmer that lived in ancient egypt would most likely be barried in the sand, in the desert!

: )