The sales tax in one towns 8%. So, the total cost of an item can be written as c + 0.08c. What is the total cost of an item that sells for $12?

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18-01-2019
Mathematics

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The sales tax in one towns 8%. So, the total cost of an item can be written as c + 0.08c. What is the total cost of an item that sells for $12?

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DonSmilo DonSmilo · Answer 1 · 2019-01-18T05:56:08+01:00

DonSmilo DonSmilo

18-01-2019

Short answer:
TotalCost = 12.96

Long answer:

It gives you the equation of

total cost = C + 0.08C

You just need to plug-in the $12 to the equation.
In other words, the equation is:
TotalCost = 12 + 0.08*12
TotalCost = 12 + 0.96
TotalCost = 12.96

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