Sale price : $47.99
Discount = 20% = 20/100 = 0.2 (decimal form)
Apply the equation_:
original price (1 - percentage off ) = sale price
x (1-0.2 ) = 47.99
Solve for x (original price)
x 0.8 = 47.99
x = 47.99 / 0.8
x = 59.99
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