Question

suma a patru numere naturale consecutive este 90.Determinati numerele

Answer 1

a+(a+1)+(a+2)+(a+3)=90

4a=90-6

4a=84

a=21

a+1=22

a+2=23

a+3=24

Answer 2

n= cel mai mic numar ;

n+n+1+n+2+n+3 = 90 ; 4n = 90-6 = 84 ; n = 84:4 = 21 ;

numerele sunt 21 ,22, 23, 24 ;