Mathematics

After a discount of 10%, the price of a jacket, including tax, is $70.79. The following equation can be used to find x, the price of the jacket without the discount.

x - 0.1x + 0.06(x - 0.1x) = 70.79    What is the price of the jacket without the discount?
$71.74  $74.20  $75.31  $82.31


Answers

yassautumn

4 years ago Comment

[latex]x - 0.1x + 0.06(x - 0.1x) = 70.79\\ 0.9x+0.06\cdot0.9x=70.79\\ 0.9x+0.054x=70.79\\ 0.954x=70.79\\ x\approx 74.2 [/latex]

Banaszek168

4 years ago Comment

[latex]x - 0.1x + 0.06(x - 0.1x) = 70.79 \\ x-0.1x+0.06*0.09x=70.79 \\ 0.9x+0.054x=70.79 \\ 0.954x=70.79 \\ x=70.79/0.954 \\ x=74.20[/latex]

Answer : $74.20