Which one question? there is multiple in there.
The answer is the (It’s the last two.)
Enjoy :)
C. 10r-3
Because 2r+5=7, the minus 6 and 7 which gives you 1 then minus 4 and 1 witch is 3 then you do 10r-3 and it will get you to 2r+5=7 again. I hope this helped!
Answer:
Probably a bit late but its A the first one ;P
Step-by-step explanation: