4(x-3)-(2x+5)=-3x-27
4*x - 4*3 - 2x - 5 = -3x - 27 
4x - 12 - 2x - 5 = -3x - 27
2x - 17 = -3x - 27 
2x + 3x = -27 + 17 
5x = -10 / : 5
x = -2
        
                    
             
        
        
        
Electric current? Why is the thing math lol.
        
             
        
        
        
Answer:
Step-by-step explanation:
The track has four sides of the square and the distance around 2 complete circle(s)
 
        
             
        
        
        
Binomial formula is :

= 495 * 0.0256 * 0.0167961 =
= 0.21284 ≈ 0.213
Answer: 
C ) 0.213
 
        
        
        
Answer:
Ok
Step-by-step explanation: