@shaddyboo__92 Let the boy be x,then
X+x+x=45, or 3x=45 x=45Γ·3
X=15.
Let eye glasses be y, then
15+ y+ y=25, or 15+2y=25
Or 2y=25-15, 2y=10, therefore,
Y=10/2, y=5
Aldi let the heart be z
5+z+z=21, or 2z= 21-5, 2z=16,
Z=16/2, or Z=8
Finally, we have (5Γ15)+8= 75+8
= 83