Question 917141
Mary spent $68 on a jacket that was on sale for 20% off. What was the original price?
 Answer is $85 but how do I show to get the answer?
------
Let the original price be "x"::
----
Equation:
x - 0.20x = 68
-------
0.80x = 68
-------
x = 68/0.8 
----
x = $85
------------
Cheers,
Stan H.
------------