Răspunsuri

2014-11-16T10:58:33+02:00
7+42x<60-3x+7
42x+3x<7-60-7
45x<-60

2014-11-16T11:00:01+02:00
7+42x<(30-x)10
7+42x<300+10x
42x-10x<-7+300
32x<293

inainte se calculeaza paranteza
dar nu e corect
cine imi poate da raspunsul corect
cei 2 care au luat punctele