Expanding Brackets

Question 1:

8 u+2
8u+16

Question 2:

4 9t−8
36t−32

Question 3:

3 3d−4
9d−12

Question 4:

c 3c−4
3c2−4c

Question 5:

p 8g+7
8gp+7p

Question 6:

9b 7b+10j
63b2+90bj