Answer:
The original price was 780.09
Step-by-step explanation:
Let x be the price of the computer
The sales tax is x* .08
The total price is x + .08x = 1.08x
This is equal to 842.50
1.08x = 842.50
Divide each side by 1.08
1.08x/1.08=842.50/1.08
x =780.09
The original price was 780.09
