PLS HELP!! WILL GIVE YOU BRAINLEST A system of linear equations is given by the tables.
X
у
х
у
1
-2
-7
0
3
0
-1
1
5
2
5
2
7
4
11
The first equation of this system is y= x+3.
The second equation of this system is y= 3x-.
The solution of the system is (v.).

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?