Question 35290
BAD START   VALUE OF THE DIMES IA 10(5+2N) N BEING THE NUMBER OF NICKLES.

WE ADD TO THIS VALUE 5N THE VALUE OF THE NICKLES THEN WE HAVE 

10(5+2N)+5N=450 OR 50+20N+5N=450 OR 25N=400 OR N=16 SO 16*5=80 &

 10(5+2*16)=10(5+32)=10*37=370 370+80=450