Question

|2x+5|+3=13.. .........

Answer 1

|2x+5|=10

$\left \{ {{2x+5=10} \atop {2x+5=-10}} \right.$

$\left \{ {{x=\frac{5}{2} } \atop {x=\frac{-15}{2} }} \right.$

x1=-7.5;x2=2.5