Question 1139369

A music system has been on sale, with 20% off. On top of that, you have a special coupon, which gives you an additional rebate of 10%. The sales tax is 10%. In total, you ended up in paying $792. What was the original price of the music system? 
<pre>IGNORE that person's answer that original price was $1,100. That's WRONG.
Correct answer: {{{highlight_green(matrix(1,3, Original, "price:", "$1,000"))}}}