Jeremiah is creating a playlist that has only one song from each of his favorite genres. The following table shows his favorite genres and the number of songs on his MP3 player for each genre.
Genre Number of songs
Rock 4
Pop 2
Country 7
Classical 8
How many different playlists could Jeremiah create?

448

Step-by-step explanation:

To find out the number of different playlists, multiply all of the genres together

4 * 2 * 7 * 8 = 448

How?

Multiply the number of choices from each

4 choices from rock

2 from pop

7 from country and

8 from classical

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x