Question 829990
{{{4x^4 = 256x}}}
{{{4x^4 -256x=0}}}
{{{4x(x^3-64)=0}}}
Two solutions:
{{{4x=0}}}
{{{highlight(x=0)}}}
and
{{{x^3-64=0}}}
{{{x^3=64}}}
{{{highlight(x=4)}}}