Question 528655
{{{5t^3-45t=0}}}
{{{5t^3=45t}}}
Divide by 5t both sides
{{{5t^3/5t=45t/5t}}}
{{{t^2=9}}}
Take square root both sides
{{{sqrt(t^2)=sqrt(9)}}}
{{{t=3)}}} or {{{t=-3)}}}




{{{6x^2=15x}}}
Divide by 3x both sides
{{{6x^2/3x=15x/3x}}}
{{{2x=5}}}
Divide by 2 both sides
{{{2x/2=5/2}}}
{{{x=5/2}}}