Question 155585
X+X+2+X+4+X+6=216
4X+12=216
4X=216-12
4X=204
X=204/4
X=51 FOR THE LOWEST INTEGER.
51+2=53 FOR THE NEXT INTEGER.
51+4=55 FOR THE THIRD INTEGER
51+6=57 FOR THE LARGEST INTEGER.
PROOF:
51+53+55+57=216
216=216