a web music store offers two versions of a popular song. the size of the standard version is 2.9 megabytes (MB). the size of the
1 answer:
Answer:
280 downloads
Step-by-step explanation:
-let x denote the number of standard version downloads.
-Given that the high-quality version was downloaded four times as often as the standard version it is denoted as 4x
-This can then be expressed as:
Hence, the number of standard version downloads is 280
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you have:
1.) x-3y when x=-4 and y=9
-->>> (plug it in)
-4-3(9)
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-31
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Thus, your answer.
you have:
1.) x-3y when x=-4 and y=9
-->>> (plug it in)
-4-3(9)
-4-27
-31
2.) a-|b| when a=-7.6 and b=-8.9
-->>>(plug it in)
-7.6-|-8.9|
-16.5
3.) 3(8x-y) when x=-4 and y=9
-->>(plug it in)
3(8(-4)-9)
3(-32-9)
3(-41)
-123
4.)
54
Thus, your answer.