Question

Determine a seguinte soma algébrica: 5a-3b-(6a-5b+a)

Answer 1

 Muito facil Andressa.

5a-3b-6a+5b-a
5a-6a-a-3b+5b
-2a+2b

Podemos concluir que a resposta e -2a+2b

Espero ter ajudado ;)

Answer 2

THIS IS VERY EASY
5a-3b-6a+5b-a
5a-6a-a-3b+5b
-2a+2b

THEN WE SEE THAT THE ANSWER IS -2a+2b
this is the answer ! 
I HAVE HELPED