%%
%% The LaTeX Companion, 3ed
%%
%% Example 8-2-4 on page I-588 in "Scaling a \protect \LaTeX {} box".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{159.0pt}
%StartShownPreambleCommands
\usepackage{graphics} % or graphicx
%StopShownPreambleCommands

\begin{document}
\noindent
North America?\scalebox{-1}{South America?}      \\
North America?\scalebox{1}[-1]{South America?}   \\
North America?%
 \makebox[0mm][r]{\scalebox{-1}{South America?}} \\
\makebox[0mm][l]{North America?}%
 \scalebox{1}[-1]{South America?}
\end{document}