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(2 x - 8)² = (1/2 x + 3)²
4 x² - 32x + 64 = x²/4 + 3 x + 9; o bien:
15/4 x² - 35 x + 55 = 0; es una ecuación de segundo grado en x: sus raíces son:
x = 22/3; x = 2
Verificación:
|2 . 22/3 - 8| = |1/2 , 22/3 + 3|
|44/3 - 8| = |11/3 + 3|
|20/3| = |20/3|
x = 2: |2 - 2 - 8| = |1/2 . 2 + 3|
|- 4| = |4|
Saludos Herminio