Explain what part 4 of the graph represents. Be sure to explain with the units given for the x- and y-axis.
1800
1600
be
1400
1200
Elevation (feet)
1000
5
Сл
24
800
2
600
3
400
200
0
0
30 60 90 120 150 180 210 240
Time (minutes)
(Need done ASS)

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.