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Calculeaza
(-5)+(-7)-(+8)-(-11)-(-19)=???


Răspuns :

(-5)+(-7)-(+8)-(-11)-(-19)=10

[tex](-5)+(-7)-(+8)-(-11)-(-19)= \\ =-5-7-8+11+19= \\ =-12-8+11+19= \\ =-20+11+19= \\ =-9+19= \\ =10[/tex]