SOLUTION: if an item's total cost is $5.00 after a 6.35% sales tax what is the initial cost of the item before tax?

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Question 841436: if an item's total cost is $5.00 after a 6.35% sales tax what is the initial cost of the item before tax?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
x = initial cost

x + 0.0635x = 5

1.0635x = 5

x = 5/1.0635

x = 4.70145745181007

x = 4.70 ... round to the nearest penny

So the item originally costs $4.70