Question 557143
<pre>
                  {{{(matrix(10,1, The, first, "integer,", which, we,call,by,the,letter, n))}}} + {{{(matrix(9,1,the,first,integer, PLUS,ONE,"MORE,", which, is, n+1))}}} = 153

or

                                n + (n+1) = 153

Edwin</pre>