The final price of the jacket was $32.40 after both the 10% and 40% discount. The total discount is NOT equal to a 50% discount. When 10% off, the price was $54, bringing the next 40% off to a whole different number, not necessarily off the original price.
I don't know if that makes sense to you, sorry xD
Y-intercept 168
x-intercept (-21)
4 and 6!
4*6 = 24
24 - 14 = 10
4 + 6 = 10
There are many possible answers.
10:12
15:18
20:24
25:30
30:36