X=6,-6 
3x= 18 
X=18/3 
X= 6,-6
        
             
        
        
        
Answer:
765 miles
Step-by-step explanation:
Find the rate (mph) and then multiply the result by 9 hours:
 340 mi
------------- * 9 hrs = 765 miles
 4 hrs
 
        
             
        
        
        
Answer:
   c.  3a^2b^11/2
Step-by-step explanation:
The applicable rule of exponents is ...
   (a^b)/(a^c) = a^(b-c)
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Answer:
-1
Step-by-step explanation:
given f(x)=-4x+7 find f(2) 
f(2) means question : if x=2, f(2)=?
f(2)= -4x2+7=-1