Question

Afla 4 numere consecutive stind ca impartind suma lor la 17 si obtin catul 12 si restul 5

Answer 1

(x+x+1+x+2+x+3)/17=12 rest 5
(4x+6)/17=12 rest 5
4x+6=17*12+5
4x=17*12-1
4x=203
x nu apartine N,deci nu exista astfel de numere