Fraction: -5/12 Decimal= -0.416
        
                    
             
        
        
        
Answer:
in the pic
Step-by-step explanation:
I hope I answered all of your questions correctly ;)
 
        
             
        
        
        
Keep the first set of parenthesis the same but change the subtraction sign in between the two sets and the sign of each term in the second set of parenthesis. put a different shape around each set of like terms, to make it easier, but don't forget to include the signs of each term in the shape. then combine the like terms. if you are confused, look at the picture and you will see how to do it.
 
        
        
        
Answer:
= 17
2/x + 3/y - 4/z = -10
3/x - 2/y + 5/z = 31
Step-by-step explanation:
cause it is = 17
2/x + 3/y - 4/z = -10
3/x - 2/y + 5/z = 31
 
        
             
        
        
        
Answer:
y = 
Step-by-step explanation: