Answer:
C.
Step-by-step explanation:
3(2x + 1)=6x + 3
3*2x=6x, 3*1 = 3
so therefore 3(2x+1)=6x + 3
 
        
             
        
        
        
X=7. 42/14=3. so x+5 times 3 = 7x-13. do the math, x =7. 7+5=12. 7(7)-13= 36. 12x3=36. boom.
        
                    
             
        
        
        
Answer:
20 months approx
Step-by-step explanation:
Given data
Price=$2,350
Monthly savings=  $115 per month
Hence the duration of time to save up $2,350 is given as
=2,350/115
=20.434
Hence the time is 20 months approx
 
        
             
        
        
        
The answer would be 7.225.
        
                    
             
        
        
        
9.This is because it goes through the whole circle passing through the centre point. at the full width
The rest are pretty easy. I'm sure you can manage. Good luck!