Answer:
$35.2
Step-by-step explanation:
% saved = 25%
Money saved = $8.80
Let x be the bill before the coupon discount.
25/100 × x = 8.80
x = $35.2
Hopefully try is works. Took me a few hrs to figure it out but I think I got it
If you solve for theta, it would be 3pi/4
Use the x and y values from your point and the h and k from the center to write the equation you need to solve for r. The general form of the equation for a circle is

. We will fill in accordingly:

. Solve for r to get that
175 - 10 = 165 ÷ 5 = 33
Itll take her 34 months to save $175