Answers

2014-10-04T10:05:34+05:30


given

-22-(+20)

⇒-22-20

⇒-42

so the correct answer is -42


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2014-10-04T10:06:20+05:30
-22-(+20) is given as
first of all bracket value evaluated first +20 as 20
then the value is -22-20 = -42
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