Question

suma a 5nr naturake consecutive impareeste 35 .Sa se afle nr

Answer 1

a+b+c+d+e=35
b=a+2
c=a+4
d=a+6
e=a+8
a+a+2+a+4+a+6+a+8=35
5a=35-2-4-6-8
5a=35-20
5a=15
a=15:5
a=3
b=3+2=5
c=3+4=7
d=3+6=9
e=3+8=11
3+5+7+9+11=35