SOLUTION: I have a total sales number that includes tax of 7.75%. The number is $3,618,214.77. How do I determine the amount of tax the is included in the number? .0775x=$3,618,214.77-x

Question 417477: I have a total sales number that includes tax of 7.75%. The number is $3,618,214.77. How do I determine the amount of tax the is included in the number?
.0775x=$3,618,214.77-x ?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the amount EXcluding tax

(amount including tax) - (amount excluding tax) = tax
---------------

The tax is $260,242.83
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