Question

-(4d-10)+(4-5b)=
(c5d) - (-d+5c)=
-(5n+m)+(-4n+8m)-(2m-5n)=
помогите пожалуйста ​

Answer 1

Ответ:

-(4d-10)+(4-5b)

-4d+10+4-5b

-4d+14-5b

(c5d)-(-d+5c)

(5cd)+d-5c

5cd+d-5c

-(5n+m)+(-4n+8m)-(2m-5n)

-5n-m-4n+8m-2m+5n

5m-4n