Answer:
y=−4+2√5(−x−7)
y=−4−2√5(−x−7)
The answer is 20 songs.
Step-by-step explanation:
i) there are 19 pop songs
ii) there are 29 R&B songs
iii) the number of songs that have to be listened to in order to guarantee you hear one pop song and one R&B song
= 19 + 1 = 20 songs.
