Expanding Two Brackets

Question 1:

6 5−x+2 1+4x
2x+32

Question 2:

6 5x−6+2 1−6x
18x−34

Question 3:

2 6x−1+5 5x+1
37x+3

Question 4:

2 3+2x−6 5x+3
−26x−12