Question

reduce las siguientes expresiones algebraicas de polinomos

7a-9b+6a-4b=

a+b-c-b+2c-a=

5x-11y-9+20x-1-y=

-6m+8n+5-m-n-6m-11=

ayuda ​

Answer 1

7a-9b+6a-4b

13a-13b

a+b-c-b+2c-a

c

5x-11y-9+20x-1-y

25x-12y-10

-6m+8n+5-m-n-6m-11

-13m+7n-12