Respuesta :
Answer:
-4.5
Step-by-step explanation:
-22.5-(-18)=-4.5
-27-(-22.5)=-4.5
-31.5-(-27)=-4.5
then the common difference is -4.5
Answer: -4.5
Step-by-step explanation:
It is the most common difference.
Answer:
Step-by-step explanation:
-22.5-(-18)=-4.5
-27-(-22.5)=-4.5
-31.5-(-27)=-4.5
then the common difference is -4.5
Answer: -4.5
Step-by-step explanation:
It is the most common difference.