Question 710487
By the abs. value definition we have to equations:

1. {{{abs(5x+9)=5x+9}}} if {{{5x+9>0}}}

The solution is {{{5x+9+6=1}}} and the root is {{{x=-14/5}}}

2. {{{abs(5x+9)=-5x-9}}} if {{{5x+9<0}}}

The solution is {{{-5x-9+6=1}}} and the root is {{{x=-4/5}}}