Question 66255
X/2+X/3+X/5=6.2 FIND A COMMON DENOMINATOR (30)
(15X+10X+6X)/30=6.2
31X/30=6.2
31X=186
X=186/31
X=6 
1/2*6=3 ONE SIDE
1/3*6=2 SECOND SIDE
1/5*6=6/5=1.2 THIRD SIDE
PROOF
3+2+1.2=6.2
6.2=6.2