Expanding Quadratics

Question 1:

x+3x8
x25x24

Question 2:

x8x+6
x22x48

Question 3:

2x+3x+5
2 x2+13x+15

Question 4:

7x+2x7
7 x247x14

Question 5:

4x93x8
12 x259x+72

Question 6:

4x+13x+5
12 x2+23x+5