Răspuns :

Răspuns:

(a+50)-38=19×2

(a+50)-38=38

a+50=38+38

a+50= 76

a=76-50

a=26

x+50-38=19×2

x+50-38=38

x+50=38+38

x+50= 76

x=76-50

x=26