Question 375659
{{{sqrt(2x^2) - 4 + 2sqrt(3) - 4x + 1 = -6}}}
{{{xsqrt(2) - 4x = -3 - 2sqrt(3)}}}
{{{x(sqrt(2) - 4) = -3 - 2sqrt(3)}}}
{{{x = (-3 - 2sqrt(3))/(sqrt(2) - 4)}}}
x =~ 2.5