Respuesta :

Answer:

1. (8x + 9) - (6x -2)        

8x+6x=14x

9-2=7

the answer is 14x-7

2. (3x-4) - (x - 5)

3x - 1x =2x

5 - 4 = 1

the awnser is  2x - 1

3.( -5x - 9 ) - ( -6x - 1)= x - 8

4. (-7x-14)-(x-5)=  -8x -9

5. -3x  - 5

6. 32x + 105 /120