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Answer :

The opposite of 13 is -13.

The opposite of -(-2) (2) is -2

The opposite of -11 is 11.

l27l=27

l-59l=59

-l59l=-59

4+5=9

-4+(-5)=-4-5=-9

4+(-5)=4-5=-1

3-6=-3

3-(-6)=3+6=9

-3-(-6)=-3+6=3

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