Question 890957

x sq+5x=500 find the value of x
<pre>
{{{x^2 + 5x = 500}}}
{{{x^2 + 5x - 500 = 0}}}
(x + 25)(x - 20) = 0
{{{highlight_green(x = - 25)}}}, or {{{highlight_green(x = 20)}}}