Respuesta :

Answer:

14. 2z + 3yz - 6z +2yz + y - z - 4y 2z - 6z  -4z - z -5z + 3yz + 2yz + y - 4y  3yz + 2yz -5z + 5yz + y - 4y

Answer = -5z + 5yz - 3y  

15. -4ab + 3ax + ba - 6xa -4ab + ba Answer = -5ab - 3xa  

16. -c(3b - 7a) -3bc - 7ac   Step-by-step explanation:

Hopes this helps. Mark as brainlest plz!