Question

verify a-(-b)=a+b (i)a=21,b=18​

Answer 1

Step-by-step explanation:

Verify a-(-b) =a+b for the following values 'a' and 'b' a=75 a=118 a=25 b=84. b=125 b=130. a+b=21+18=39. a+b=118-125=243.

Answer 2

Answer:

a-(-b) in this minus and minus become plus.

so,that a+b=a+b

21+18=21+18

= 39=39 ans .........