Answer:
41 3/4 Is already is in simplified form 
Step-by-step explanation:
 
        
                    
             
        
        
        
First, find the number of guitarists. 5/8*64=40.
Now, create an equation. x + 4x = 40
5x = 40
x= 8
There are 8 jazz solos and 32 classical solos.
        
             
        
        
        
Answer:
y=63x+65
Step-by-step explanation:
 
        
             
        
        
        
Answer:
55.95 ft²
Step-by-step explanation:
Circumference formula:  C = 2πr  =>  r = C / (2π)
Area formula:  A = πr²
Substituting C / (2π) for r in the above equation, we get:
 
                C                        47 ft
A = π( ----------- )²  =  π ( -------------- )²
               2π                       (2π)
or ...
           π(47 ft)²                   2209 ft²
A = ----------------------  =  --------------------  =  55.95 ft²
                4π²                   4(3.14159)²