Factorise Fully

Question 1:

8t+72
8 t+9

Question 2:

27g15
3 9g5

Question 3:

14n10
2 7n5

Question 4:

7b2+10b
b 7b+10

Question 5:

10fg+9g
g 10f+9

Question 6:

20f2+8fx
4f 5f+2x