Answer:
x=0.625
Step-by-step explanation:
-(-2x+1)=9-14x
distribute:
2x-1=9-14x
add  1 to both sides
2x = 10-14x
add 14x to both sides
16x=10
divide by 16 to isolate x
x = 0.625
check:
-(-2(0.625)+1) = 9-14(0.625)
0.25 = 0.25
 
        
                    
             
        
        
        
the answer should be A because the sea level has rised 
 
        
             
        
        
        
Y= 2/3x+1
or
y=2/3x+b
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Its 0.5. Which would be in fraction form 5/10 meaning its 5 tenths.