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math

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Find the sales tax rate in your area. Using this tax rate, write a linear equation representing the total with tax for a purchase of x dollars. Use this equation to determine what the pre-tax cost of the item is if the total cost with tax is $10.

  • math -

    (Original price) (1 + tax rate) = total cost

  • math -

    Find the TOTAL COST for a purchase of $185 if the sales tax rate is 5.5%

  • math -

    $2.75

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