4. Alyssa received some gift cards for music and movie downloads for her birthday. Using one of them, she downloaded 10 songs and
6 movies which cost a total of $60. Using another, she purchased 3
songs and 5 movies, which cost a total of $42.

She purchased 13 songs and 11 movies for 102 dollars.

Step-by-step explanation:

102:24

Wow that is pretty expensive

About $4.50 for a movie or a song?

y = 3x+4

step-by-step explanation:

to find the slope

slope = (y2-y1)/ (x2-x1)

    = (-8-4)/ (-4-0)

    = -12/-4

  = 3

using the slope intercept form of a line

y= mx+b

we know the slope is 3

we know the y intercept is 4 ( the point where it crosses the y axis or x=0)

y = 3x+4