Question

Subtract 2x + 3 from 2x-3

Answer 1

$2x - 3 - 2x + 3$

$0$

Hopefully it's helps to u

Answer 2

$\huge\tt\colorbox{indigo}{\color{pink}{Answer}}$

$= 2x - 3 - (2x + 3)$

$= 2x - 3 - 2x - 3$

$= 2x - 2x - 3 - 3$

$= - 6$