Question

(a+b-c)+(a-b+c)+(-a-b+c)=
guys please answer me​

Answer 1

Answer:

a-b+3c

Step-by-step explanation:

if we remove brackets then - a+b+c+a-b+c-a-b+c ; a+a-a+b-b-b+c+c+c = a-b+3c