Question

$\sqrt{x} +\sqrt{x} +8=2$

Answer 1

Resposta:

x = 9

Explicação passo a passo:

$\sqrt{x} +\sqrt{x} +8=2\\\\2\sqrt{x} =2-8\\\\2\sqrt{x} =-6\\\\\sqrt{x} =\frac{-6}{2}\\ \\\sqrt{x} =-3\\\\(\sqrt{x}) ^{2}=(-3)^{2} \\\\x=9$