Answer:
170/8
Step-by-step explanation:
the steps are in the pic
 
        
                    
             
        
        
        
Answer:
x=3/2 or 1.5
Step-by-step explanation:
Screenshot below should help :)
 
        
                    
             
        
        
        
Does it mean factor it out??
x (13-29)
        
             
        
        
        
Answer:
C and D
Step-by-step explanation:
1
The arc length is calculated as
arc = circumference of circle × fraction of circle
      = 2πr × 
      = 2π × 10 ×  =
 =  =
 =  cm → C
 cm → C
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2
The area (A) of a sector is calculated as
A = area of circle × fraction of circle
    = πr² × 
    = π × 10² ×  =
 =  =
 =  cm² → D
 cm² → D
 
 
        
             
        
        
        
Answer:
10x^7-5x^6+15x^3
Step-by-step explanation:
Distribute the 5x^3 to all the terms