Answer:
Required equation: 
Length of the main span of the Dames point Bridge = 396 meters
Step-by-step explanation:
Main span of the Sunshine Skyway Bridge = 366 meters        .... (1)
Let  represent the length of the main span of the Dames point Bridge.
 represent the length of the main span of the Dames point Bridge.
It is given that the bridge's main span is 30 meters shorter than the main span of the Dames Point Bridge. 
Main span of the Sunshine Skyway Bridge =  meters     .... (2)
 meters     .... (2)
From (1) and (2) we get

Add 30 on both sides.


Hence, the required equation is  and the length of the main span of the Dames point Bridge is 396 meters.
 and the length of the main span of the Dames point Bridge is 396 meters.
 
        
             
        
        
        
Answer:
what uhhhhhh
Step-by-step explanation:
 
        
             
        
        
        
Answer:
the answer for this is:
subtract 7 from 4 to get -3
 you then have 2^-3
remove the negative exponent by rewriting as 1/(2^3)
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:y=-3/2x-1
Step-by-step explanation:-3/2 is your slope which is your m and -1 is your b x is left alone.
 
        
                    
             
        
        
        
An angle is the intersection of two noncollinear rays at a common endpoint. The rays are called sides and the common endpoint is called the vertex.