it's not any kind of riddle . it's related to maths . so, those who know only answer.
+ + = +
- - = -
+ - = ?
- + = ?
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Answered by
1
it's not any kind of riddle . it's related to maths . so, those who know only answer.
+ + = +
- - = -
+ - = -
- + = -
it's according to sign rule of integer.
Answered by
0
Answer:
know only answer.
+ + = +
- - = -
+ - = ?
- + = ?
NO SPAMhook
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