Question: Solve $\sqrt[3]{7x +11} = \sqrt[3]{3x +5}$
Solution:
Given,
$\sqrt[3]{7x +11} = \sqrt[3]{3x +5}$
[ Cubing both sides ]
$or, (\sqrt[3]{7x +11})^3 = (\sqrt[3]{3x +5})^3$
$or, 7x +11 = 3x +5$
$or, 7x -3x = 5-11$
$or, 4x = -6$
$or, x = -\dfrac{6}{4}$
$\therefore x = - \dfrac{3}{2}$
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