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He main span of the Sunshine Skyway Bridge is 366 meters long. The bridge's main span is 30 meters shorter than the main span of the Dames Point Bridge. Write and solve an equation to find the length (in meters) of the main span of the Dames Point Bridge. Let $x$ represent the length of the main span.

Respuesta :

Answer:

360 = x + 30

x = 390 meters

Step-by-step explanation:

The equation should be 360 = x + 30 and the length should be 390 meters.

Equation and length of main spain:

Since He main span of the Sunshine Skyway Bridge is 366 meters long. The bridge's main span is 30 meters shorter than the main span of the Dames Point Bridge.

So, here the equation should be

360 = x + 30

Now the value of x is

= 360 + 30

= 390

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