Which statements are true? (CAN BE MORE THAN ONE)

Select each correct answer.

35g^5−25g^2=5g^2(7g^3−5)
4g^2−g=g^2(4−g)
9g^3+12=3(3g^3+4)
24g^4+18g^2=6g^2(4g^2+3g)