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Lackyboy7012667861
a fost răspuns

rezolvati ecuatia 2+5=-1 in multimea A={-5,-3,0,1}va rog muuuuuuuuuuuuuuuuuuuuult

Răspuns :

Alitta

2x + 5 = -1 =>  2x = -1 - 5

                       2x = -6  | *2

                        x = -6 ; 2 = - 3 ∈ A

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