Răspuns :
53x=534=》divizibil cu 2
530,532,534,536,538.
53x=534=》 divizibil cu 3
531,534,537
534:2=267
534:3=178
x=4
530,532,534,536,538.
53x=534=》 divizibil cu 3
531,534,537
534:2=267
534:3=178
x=4