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3*x+4=2*x+11
Si
2*(x+3)=6
* inseamna ori


Răspuns :

3x+4=2x+11

3x-2x=11-4

x=7


2(x+3)=6

x+3=6/2=3=>x=0


3x+4=2x+11
3x-2x=11-4
x=7

2*(x+3)=6
2x+6=6
2x=6-6
2x=0
x=0:2
x=0