Question

Determinati 6 multipli consecutivi ai lui 5,stiind ca suma lor este egala cu 165.

Answer 1

a+a+5+a+10+a+15+a+20+a+25=165
6a+75=165
6a=90
a=15
b=20
c=25
d=30
e=35
f=40

Answer 2

x+x+5+x+10+x+15+x+20+x+25=165
6x=165-75
6x=90
x=15
Numerele sunt:{15,20,25,30,35,40}