Question 870273
{{{1/(x+1) +4((x+1)/(x+1)) = 9/(x+1)}}}
{{{(1+4((x+1))/(x+1)) = 9/(x+1)}}}
{{{1+4x+4=9}}}
{{{4x+5=9}}}
{{{4x=4}}}
{{{x=1}}}