SOLUTION: please help: after a bad day on wall street, mr.magnum lost 30% of his money, but he had $3500 left. how much money did he orginally have at the beginning of the day?

Question 151970: please help: after a bad day on wall street, mr.magnum lost 30% of his money, but he had $3500 left. how much money did he orginally have at the beginning of the day?
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!
Let "x"= original money he got
So, if he lost 30%: --------> [x-30%x=$3500], working eqn
Continuing,
----->

----------> original money he has
In checking, we'll go back, losing 30%:
$5000-30%($5000)
$5000(1-0.30)
$5000(0.70)
$3500
Thank you
Jojo
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