Answer: choose the one that is addition... trust me
Step-by-step explanation:
Answer:
or 
Step-by-step explanation:
d=5m+11n
-11n=5m-d
11n=-5m+d

It won't be wrong if you also put 
Answer:
8*pi/3 cm
Step-by-step explanation:
Answer:
0
Step-by-step explanation:
