Respuesta :

puddinwolf

Answer:

7x-4

Step-by-step explanation:

9(x-1) -> 9x -9

9x-9-2x+5

9x and -2x both have x so they are added for 7x same for -9 and 5 and they become -4

msmerida

Answer:

7x - 4

Step-by-step explanation:

9 (x - 1) - 2x + 5 =

9x - 9 - 2x + 5 =

7x - 4