Răspunsuri

2014-11-06T18:13:43+02:00

x+1+x+2+x+3+x+4=10+3x+1+x4x+10=11+4x4x-4x=11-10

0=1Fals

2014-11-06T18:33:21+02:00
X+1+x+2+x+3+x+4=10+3x+1+x
4x+10=4x+11
4x-4x=11-10
0=1imposibil