N + 2d =1 
This is the system of equations because it is 2 times more than nickels
        
             
        
        
        
Answer:
x=11
Step-by-step explanation:
This is because 6+10=16 so your line with x must equal 16. You subtract 5 from 16 to get 11. This is your answer.
 
        
             
        
        
        
The answer is 62.83. The formula is C=2 pi r
        
                    
             
        
        
        
The think the answer is c
        
             
        
        
        
Answer:
a = 19
Step-by-step explanation:
-2(a + 3) = -4a + 32
-2a - 6 = -4a +32
<u> +2a        +2a       </u> 
-6 = -2a + 32
<u>-32         -32</u>
-38 = -2a
divide by -2
<u><em>a = 19</em></u>