Răspunsuri

  • Utilizator Brainly
2014-08-27T12:30:06+03:00
2xX+3x-15=70|+152X+3X=85x=85:5x=17Sper ca te-am ajutat.dar e corect!
4 5 4
2014-08-27T13:20:19+03:00
2•x+3x-10=70
152x  + 3x = 155x = 155 : 5x = 31

nu stiu daca e corect dar eu asa l-am facut :)