Respuesta :

sharonstoughton1970

Answer:

x = square root of 13

Step-by-step explanation:

x^2 + 4 - 1 = 13

x^2 + 3 = 13

subtract 3

x^2 = 13

square root x^2 and 13

x = square root of 13

Hopefully this helps you understand this concept.

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