Odpowiedzi

2010-04-06T12:27:00+02:00
I.x+2>-5 /+2
x>-3 V.x-3>1/+3
II.3x-6<9 /+6 x>4
3x<15/:3
x<5
III.3(x-2)<3
3x-6<3/+6
3x<9/:3
x=3
IV.4x-7>9/+7
4x>16
x>4
VI.8x+20<60/-20
8x<60/:8
x=7,5

VII.2x+5>-9/-5
2x>-14/:2
x>-7
VIII.5x-8<7/+8
5x<15/:5
x<3