Question

repede daca imi piate sa ma ajyte este urgent​

Answer 1

Răspuns:

[(3*(x+19)]:3=

=(3*19):3/-×

=57:3=19

Spor in continuare!!!!!!!

Answer 2

Răspuns:

(3x+57):3>=31

3x+57>=31 x 3

3x+57>=93

3x>=93-57

3x>=36

x>=36:3

x>=12

x={12,13,14,....,infinit}