$\"\"$

The word minus indicates subtraction and the symbol is ( $\"\"$ ).

The word sum indicates addition and the symbol is ( $\"\"$ ).

The symbol of word is is ( $\"\"$ ).

The word half of j represents $\"\"$ .

The word half of j minus 5 represents $\"\"$ .

The word sum of k and 13 represents $\"\"$ .

The word half of j minus 5 is the sum of k and 13 represents $\"\"$ . $\"\"$

The equation is $\"\"$ .