Respuesta :

Answer:

x=33.5

Step-by-step explanation:

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Answer: 33.5

Step-by-step explanation:

To find the solution, you first want to distribute the (x-21)2. After that, you want to solve for x.

(x-21)2=25        [Distribute the 2 to (x-21)]

2x-42=25         [Add 42 on both sides]

2x=67               [Divide both sides by 2]

x=33.5

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