Odpowiedzi

2009-11-07T17:03:44+01:00
3(x+3)-2(x-5)=3
3x+9-2x+10=3
3x-2x=3-9-10
x=-16
2009-11-07T17:03:38+01:00
3(x+3)-2(x-5)=3

3x + 9 - 2x + 10 = 3
x + 19 = 3
x = - 16
2009-11-07T17:03:42+01:00
3(x+3)-2(x-5)=3
3x+9-2x+10=3
x=3-9-10
x=-16