ANSWER: 
128.79 x .30 = $38.64
        
                    
             
        
        
        
Answer:
B
Step-by-step explanation:
 
        
             
        
        
        
Answer:
c(4) = -76
Step-by-step explanation:
c(x) x=4 so plug 4 in for x
-5(4)² + (4)
Do parentheses first so... 4² = 16
-5(16) + 4
-5(16) = -80
-80+4 = -76
c(4) = -76
 
        
             
        
        
        
Answer:
8 ft. per square
Step-by-step explanation:
might be