Răspunsuri

2014-10-17T14:10:33+03:00
7x-5<44        7x=44+5    7x=49  x=49:7  x=7
2014-10-17T14:14:52+03:00
7x- 5 > 44
 trecem termenul liber in partea dreapta:

7x > 44 + 5, adica:

7x > 49

rezulta ca

x>49:7

x>7