Step-by-step explanation:

 
        
             
        
        
        
Answer:
24
Step-by-step explanation:
-27 - x = -51
+27     +27
-x = -24
x = 24
 
        
             
        
        
        
Answer:
∠FGI=40°
Step-by-step explanation:
CE║FH ⇒ ∠CDG=∠FGI=40°
 
        
             
        
        
        
Answer:
Test A: 40 words per minute
Test B: 54 words per minute
Test C: 44 words per minute
<em><u>Test B has the highest unit rate</u></em>
Step-by-step explanation:
Test A divide 30 by  (30/0.75=40)
 (30/0.75=40)
Test B divide 78 by  (78/1.5=52)
 (78/1.5=52) 
Test C divide 99 by  (99/2.25=44)
 (99/2.25=44)
<u>Hope this helps :-)</u>
<u /> <u />
<u />
 
        
             
        
        
        
Answer: x>=200
Step-by-step explanation: