Question 1085999
{{{(x+4)(x-1)=6^2}}}
{{{x^2+3x-4=36}}}
{{{x^2+3x-40=0}}}
{{{(x+8)(x-5)=0}}}
Only positive x values make sense,
{{{x-5=0}}}
{{{x=5}}}
So then,
{{{x+4=5+4=9}}}
{{{x-1=5-1=4}}}