Respuesta :

if you have 3 apples total, and you take 2 from it, 3-2 = 1 apple
[tex]Take \ 2 \ apples \ from \ 3 \ apples = 3-2[/tex] 

[tex]3-2 = x[/tex] 

[tex]x=1[/tex] 

[tex]You \ have \ one \ apple \ left[/tex]