Answer:

Step-by-step explanation:

Answer:
-3.7 > -3.1
Step-by-step explanation:
Because -3.1 more close to 0 so is supposed to be bigger than -3.7
Answer:
A and B
Step-by-step explanation:
4(d-2)
4 times d is 4d
4 times -2 is -8
The GCF of 18 and 39 is 3