Answer :
The solution is x = 5.
Let's begin. We're given the equation 2x + 5 = 15.
To isolate x, we need to subtract 5 from both sides of the equation.
⇒ [tex]\sf{2x=15-5}\\\sf{2x=10}[/tex]
Divide both sides of the equation by 2 :
⇒ [tex]\sf{x=5}[/tex]
Therefore, x = 5