Question

1/6 raiz quadrada de 10x e igual a raiz de 20

Answer 1

$\frac{1}{6} \sqrt{10x} = \sqrt{20} \\\\\\ \sqrt{10x} =6. \sqrt{20} \\\\\\ \sqrt{10x} = \sqrt{6^{2}.20} \\\\\\ \sqrt{10x}= \sqrt{36.20} \\\\\\ \sqrt{10x} = \sqrt{720} \\\\\\10x=720\\\\x= \frac{720}{10} \\\\\boxed{\boxed{x=72}}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ok$