Răspuns :
(x+2)+(x+3)=19
2x+5=19
2x=19-5
2x=14
x=14:2
x=7
(x+2 ) + (x + 3) = 19
x + 2+ x + 3 = 19 ( scoatem parantezele)
2x+5+19
2x=19-5
2x+14=>X=7
Vf: (7+2)+(7+3)=19
Sper ca te-am ajutat :D
(x+2)+(x+3)=19
2x+5=19
2x=19-5
2x=14
x=14:2
x=7
(x+2 ) + (x + 3) = 19
x + 2+ x + 3 = 19 ( scoatem parantezele)
2x+5+19
2x=19-5
2x+14=>X=7
Vf: (7+2)+(7+3)=19
Sper ca te-am ajutat :D