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Mathematics 14 Online
tyslime216:

a computer cost $1389.93 inlcuding tax. if the tax rate is 7%, find the price of the computer before taxes.

Mercury:

let's let x = the price of the computer before tax if there's a 7% tax rate, and the final cost is $1389.93, then x + 0.07*x = 1389.93, solve for x

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