Answer:
C or A
thats all i know hope it helps
Answer:
Step-by-step explanation:
660
Answer:

Step-by-step explanation:
From the ques ton we are told that
Total amount N=15
Choices within 10 pop, 25 reggae, 10 blues
Generally for equal amount in her play list she's mathematically Going to have 5 of each kind Pop,Reggae,Blues
Therefore
Let the amount of differnt playlist be given as P



Therefore
different playlists are possible
-7 = 2x + 8
Solve for x. First subtract 8 to both sides.
-7 - (8) = 2x + 8 - (8)
-15 = 2x
Divide by 2.
-15/(2) = -2x/(2)
x = -15/2 = -7.5