Answer:
Step-by-step explanation:
1/3 + 1/3 x 1/3 / 1/3 - 1/3
= 1/3 + 1/3 x 1/1 -1/3
= 1/3 + 1/3 - 1/3
= 2/3 - 1/3
= 1/3
 
        
                    
             
        
        
        
There is a total of  0.00425 grams of iron in the liquid.
        
             
        
        
        
Answer:
Step-by-step explanation:
1 . 
- x - 8 < 13
- x < 8 + 13
- x < 21
2. 
- x - 8 > -13
- x > 8 - 13
- x > -5
<u>Combined answer</u>
 
        
             
        
        
        
To figure out R, add 1.97+0.65 together. 1.97+.065=2.62
        
             
        
        
        
Answer:
2nd option
Step-by-step explanation: