Answer:
6/12 and 4/8 
Step-by-step explanation:
2/4 = 1/2
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6/8 not equal to 1/2
6/12 = 1/2
4/8 = 1/2
4/6 does not equal to 1/2
5/7 does not equal to 1/2
 
        
             
        
        
        
Answer:

Step-by-step explanation:


 
        
             
        
        
        
Answer:
D) b = 
Step-by-step explanation:
First, move all the terms that do not include b to the left side with S:
S = 2ab + 2bc + 2ac
S - 2ac = 2ab + 2bc
Now, factor out 2b from the right side:
S - 2ac = 2b(a + c)
Divide both sides by 2(a + c):
b = 
Finally, multiply out the denominator:
b = 
 
        
             
        
        
        
Answer:
−
6
x  +  3
Step-by-step explanation:
hope that helps :)
 
        
             
        
        
        
Answer:
2.25
Step-by-step explanation: