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Rezolvati in N ecuatiile:
a)5x+8=3x+42
b)4x-3=x+54


Răspuns :

5x+8=3x+42
5x-3x=42-8
2x=34
x=17

punctulb)se rezolva la fel :)
a) 5x + 8 = 3x + 42
    2x = 34
    x = 17
 b) 4x - 3 = x + 54
     3x = 57
     x = 19