Respuesta :

Advent5647

Answer:

2x + 3

Step-by-step explanation:

Step 1:

- ( 7z - 6 ) + 9z - 3

Step 2:

- 7z + 6 + 9z - 3

Step 3:

2z + 6 - 3

Answer:

2x + 3

Hope This Helps :)

ricchad

Answer:

2z + 3

Step-by-step explanation:

-(7z - 6) + 9z - 3

= - 7z + 6 + 9z - 3

= 2x + 3