Respuesta :

Answer: 15x-6y-7

Step-by-step explanation:

3*5x

3*2y

15x-6y-7

Answer:

15x-6y-7

Step-by-step explanation:

3(5x-2y)-7

(3*5)x = 15x

(3*-2)y = -6y

-7 = -7

15x-6y-7

Hope this helps. Have a nice day. May it be filled with joy and happiness. Please, be safe and wash your hands. Happy Holidays.