Aweb music store offers two versions of a popular song. the size of the standard version is 2.3 megabytes (mb). the size of the high-quality version is 4.2 mb.
yesterday, there were 980 downloads of the song, for a total download size of 2824 mb. how many downloads of the high-quality version were there?
number of high-quality version downloads:

your answer is 23/2 - 13.5

step-by-step explanation:

7/2 evaluates to

multiply x and 4.5

multiply x and 1

the x just gets copied along.

the answer is x

x

4.5*x evaluates to 4.5x

multiply 3 and 4.5x

multiply 1 and x

the x just gets copied along.

x

4.5*x*3 evaluates to 13.5x

7/2-4.5*x*3 evaluates to

  + 8 =

the answer is

7/2-4.5*x*3+8 evaluates to

dude   i don't even know. i've been trying for hours.

step-by-step explanation:

step-by-step explanation:

the solution is 12x-6y