Question

Suma a trei numere consecutive este 219. Aflati cele trei numere.
multumesc

Answer 1

$a+a+1+a+2=219 \\ 3a=219-3 \\ a=216:3=72 \\ 72+1=73 \\ 72+2=74 \\ 72,73,74$

Answer 2

a |--------|
b |--------|1|
c |--------|2|

$219-3=216$
$216:3=72 ~a$
$72+1=73~b$
$72+2=74~c$