Question

SECTION:C
Q.21 What should be subtracted from 2a + 8b + 10 to get - 3a + 7b + 16?​

Answer 1

Answer:

LET X MUST BE SUBTRACTED

THEN  , 2a + 8b + 10 - X = 3a + 7b + 16

          - X = 3a + 7b + 16 - 2a - 8b - 10

           - X = a - b + 6

              X = - a + b - 6

-a +b - 6 must be subtracted