Respuesta :

Answer:

x = - 6, x = 6

Step-by-step explanation:

Given

x² + 7 = 43 ( subtract 7 from both sides )

x² = 36 ( take the square root of both sides )

x = ± [tex]\sqrt{36}[/tex] = ± 6

Thus

x = - 6, x = 6

Pat100

Answer:

x exponent 2=43-7

x^2=36

x=6

Step-by-step explanation:

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