Question

add: 2a + b + c , a - b - c , 3a + b​

Answer 1

Answer:

2a+b+c+a+(-b)+(-c)+3a+b

2a+b+c+a-b-c+3a+b

2a+a+3a+b-b+b+c-c

6a+b

Answer 2

Answer:

( 6a + b )

Step by step

2a + b + c , a - b - c , 3a + b

➼ (2a + b + c) , (a - b - c) + (3a + b)

➼(2a + a + 3a) + (b - b + b) + (c - c)

➼(6a) + (b) + 0

➼(6a + b)