SOLUTION: Thomas went to the store and spent half of his money and then $8 more. He went to a second store, spent half of his remaining money and then $8 more. Given that he had $7 left, h

Algebra ->  Equations -> SOLUTION: Thomas went to the store and spent half of his money and then $8 more. He went to a second store, spent half of his remaining money and then $8 more. Given that he had $7 left, h      Log On


   



Question 1061351: Thomas went to the store and spent half of his money and then $8 more. He went to a second store, spent half of his remaining money and then $8 more. Given that he had $7 left, how many dollars did he start with?

Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
He started with some unknown d number of dollars money.
First Store:
He spent until still having
d%2F2-8.

Second Store:
He spent in a similar manner but starting with the previous shown expression number
of dollars at this store now.
He spent here, until having
%28d%2F2-8%29%2F2-8

This quantity he has now is 7 dollars still unspent.

highlight_green%28highlight_green%28%28d%2F2-8%29%2F2-8=7%29%29
Solve this equation for d.


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Arithmetic Skills With Fractions...
d=76