Posted by **Derek** on Saturday, September 7, 2013 at 1:27am.

Including 5% sales tax, an inn charges $210.00 per night. Find the nightly cost at the inn before tax is added.

(a) Write an equation to model the problem. Let x represent the nightly cost before tax.

(b) Solve the equation to find nightly cost before tax. (Note: Your answer should be in the form $ddd.cc.)

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