Odpowiedzi

2010-03-08T17:18:39+01:00
A)2(x+3)-5>-2x-7
2x+6-5>-2x-7
2x+2x>-7-1
4x>-8 /:4
x>-2
2010-03-08T17:19:56+01:00
2(x+3)-5>-2x-7
2x+6-5>-2x-7
4x>-8
x>-2
2010-03-08T17:20:09+01:00
2(x+3) - 5 >-2x-7
2x+6-5>-2x-7
2x+1>-2x-7
2x+2x>-7-1
4x>-8
x>-2