Of the 410 consumers polled, some purchase music on cds, some only download music, and some do both. 290 poeple polled purchase cds. and 220 purchase cds and download music, and how many people download music

From the data we are given that:

People who bought CD = 290

People who bought CD alone = 290 – 220 = 70

Therefore the number of people who download music alone is:

People who download music alone = 410 – 220 – 70 = 120

Therefore the total number of people who download music is:

People who download music = 120 + 220 = 340

340 people

f(x) is going down by 4

step-by-step explanation:

(its either that or its going left by 4)