Answer:
2^3.3^2
Step-by-step explanation:

It’s probably 22 because 5 is on two sides and 11 is on two sides so 11 + 11+ 5+5 = 32
X = number of cds on the rack
x + 7 = 30
x = 30 - 7
x = 23 <== so there are currently 23 cds on the rack
3+1/x *x = 7/x*x
3x+1 = 7
3x+1-1=7-1
3x=6
3x/3 =6/3
x =2