Question

Me pueden explicar esto porfavor
-2+(-3)=

5+2-(3+4)=

-9+5+(-3+5)=

Answer 1

-2+(-3) = -2 - 3 = -5
5 + 2 - (3 + 4) = 7 - (7) = 7 - 7 = 0
-9 + 5 + ( -3 + 5 ) = -4 + 2 = -2
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