Question

Tom has 7 more silver dollars than jimmy. Together they have a total of 71 silver dollars . How many silver dollars does tome have

Answer 1

Let Jimmy have x silver dollars
then tom have 7+x silver dollars .
from the given condition :
x + x+7 = 71
2x = 71-7
2x=64
x=32
then 32+7 = 39 
so tom will have 39 silver dollars.