Question

5 - [ 3a + 2c - { 3c + 4b - ( 3b + a )}]​

Answer 1

Answer:

4a - b - c = 5

Step-by-step explanation:

Answer 2

Answer:

5 - 4a + b + c

Step-by-step explanation:

5 - [ 3a + 2c - { 3c + 4b - ( 3b + a )}]​

= 5 - [ 3a + 2c - { 3c + 4b -  3b - a }]​

= 5 - [ 3a + 2c - 3c - 4b +  3b + a ]​

= 5 - 3a - 2c + 3c + 4b -  3b - a

= 5 - 3a - a + 4b - 3b - 2c + 3c

= 5 - 4a + b + c.(Answer)