Answer:
The answer is B
Step-by-step explanation:
By proportion , 3 : 2.91 = 2: x . then you write it in fraction 
 
        
             
        
        
        
Answer : If you mean this: 1/(3TR) = UV
Then the answer is : 1 = 3TRUV
        
             
        
        
        
-7 - 7( 8x - 7 ) = -19 + 5x
⇔ -56x + 49 = -12 + 5x
⇔ -61x = -61
⇔ x = 1
        
             
        
        
        
Answer: I’m not sure just trying to get Brainly points to ask more questions. Sorry :/
Step-by-step explanation:
 
        
                    
             
        
        
        
The  numerator and denominators will  have no common factors.
For example 4/6 is not in its simplest form  because  both 4 and 6 can be divided by 2.  In simplest form this will be 2/3.