Answer:b
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
2.6 and 5.4 are both the same sign, he should add them and then take that negative sign from (-5.4), so the answer would be -8.0.
 
        
             
        
        
        
Answer:

Step-by-step explanation:
There is <em>one-and-a-half</em> <em>hour</em> in <em>ninety</em><em> </em><em>minutes</em>,<em> </em>so multiply 6 by 15 to get 90, then whatever is done to the bottom is also done to the top, so you <em>square</em> 6 to get 36.
I am joyous to assist you anytime.
 
        
             
        
        
        
Answer:
[1 , +∞)
Step-by-step explanation:

 
        
             
        
        
        
Answer:
11.333 infinity 
Step-by-step explanation:
when you divide 34 by 3 you then get 11.3 infinity which would also be a repeating decimal