Explore a diverse range of topics and get answers from knowledgeable individuals on IDNLearn.com. Get prompt and accurate answers to your questions from our community of experts who are always ready to help.

Obtain the truth value of

(i)
If 5 + 6 = 11, then 11 – 6 = 5.

(ii)
If 5 + 8 = 12, then 12 + 8 = 20.

(iii)
If 6 + 9 = 14, then 14 – 7 = 8

(iv)
If 7 + 8 = 15, then 8 – 7 = 2