👤

cum rezolv ecuatia 2×(2X-5)=4×(X-2)-6

Răspuns :

4x-10=4x-8-6
4x-4x=-6+10-8
0=-4-absurd
S=multimea vida
2×(2x-5)=4×(x-2)-6
4x-10=4x-8-6
4x-10=4x-14
4x-4x=10-14
0=-4 (fals)

x
∈∅
S=∅