Itunes and amazon each have plans for downloading music. itunes charges $5.00 to join and $0.75 per song. amazon has no fee to join and charges $1.00 per song. how many songs would you have to download (same number of downloads for each company) so that the prices are the same? show all work.

20 songs.

Step-by-step explanation:

we are given that,  iTunes charges $5.00 to join and $0.75 per song.

Amazon has no fee to join and charges $1.00 per song.

Let x songs would you have to download (same number of downloads for each company) so that the prices are the same.

Then we can write

y=3x+4

step-by-step explanation:

given the points a(0,4) and b(-4, -8)

eqn of line ab: (y-4)/(x-0)=(-8-4)/(-4-0)

(y-4)/x=-12/-4=3

y=3x+4