👤

rezolvati in multimea numerelir intregi ecuatia l2x - 3l =11

Răspuns :

2x-3=11
2x=11+3
2x=14
x=14\2
x=7
2x-3=11
2x=11+3
2x=14
x=14:2
x=7
v: 2x7-3=14-3=11