Question

15) Evaluate : [{23 - (-19)} = 21 + {-6-(-4)}] x 19​

Answer 1

= [{23-(-19)}=21+{-6-(-4)}]×19

= [{23+19}=21+{-6+4}]×19

= [42= 21+(-2)]×19

= 42= 19×19

= 42≠361