Question 379041
{{{sqrt(1-x)=x+5}}}
Square both sides.
{{{1-x=(x+5)^2}}}
{{{1-x=x^2+10x+25}}}
{{{x^2+11x+24=0}}}
{{{(x+3)(x+8)=0}}}
Two solutions:
{{{x+3=0}}}
{{{highlight(x=-3)}}}
.
.
.
{{{x+8=0}}}
{{{highlight(x=-8)}}}