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repede va rog e urgent!

Repede Va Rog E Urgent class=

Răspuns :

nr la care ma gandesc notam cu N

2x100 - {[(3N+25):2-6] x 7 - 99} = 96
200 - 96 = {[(3N+25):2-6] x 7 - 99}
104=[(3N+25):2-6] x 7 - 99
104+99=[(3N+25):2-6] x 7
203=[(3N+25):2-6] x 7
203:7=(3N+25):2-6
29+6=(3N+25):2
35x2=3N+25
70-25=3N
45=3N
N=15