Question 457578
    Solve for x: x+4=4√(x+1)
{{{x+4 = 4*sqrt(x+1)}}}
{{{(x+4)/4 = sqrt(x+1)}}}
{{{(x+4)^2/16 = x+1}}}
{{{(x^2+8x+16)/16 = x+1}}}
{{{(1/16)x^2+(1/2)x+1 = x+1}}}
{{{(1/16)x^2-(1/2)x+1 = 1}}}
{{{(1/16)x^2-(1/2)x = 0}}}
{{{x((1/16)x-(1/2)) = 0}}}
x = {0, 8}