Including a 8% sales tax, an inn charges $189 per night. find the inn's nightly cost before tax is added.

$175/night

Step-by-step explanation:

The charges of an inn for one night including sales tax = $189

The sales tax rate = 8%

Let the charges of the inn before adding tax be 'x' per night.

The charges of inn before tax = x + (8% × x) = 189

x + (0.08x) = 189

1.08x = 189

x =

x = $175

The charges are $175/night before tax is added