Question

The Sum of three consecutive odd numbers is $63$.Find them

Answer 1

Let the three consecutive odd numbers be

$\left(2x+1\right)+(2x+3)+(2x+5)$

$\left(2x+1\right)+(2x+3)+(2x+5)=63\Rightarrow 6x+9=63\Rightarrow 6x=54\Rightarrow x=919,21,23$