Respuesta:
(7 + 2)² + √x = 90
81 + √x = 90
√x = 90 - 81
√x = 9
x = 81
:)
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Verified answer
Respuesta:
(7 + 2)² + √x = 90
81 + √x = 90
√x = 90 - 81
√x = 9
x = 81
:)