Do you want the full answer
The solution to the equation is (-5,-8)
16 songs for $ 20.....20/16 = $ 1.25 per song
y = 20 - 1.25x <== ur equation
3.14 * 3 * 6 = 56.52 cubic inches. Hope this helps. :)
Answer:
both are all real numbers. hope i helped!!
:)