Answer :
the constant is the one that doesn't change as the variable changes over iterations, so the constant then is the number that is all by her lonesome
[tex]\bf 5n-\cfrac{2m}{7}~~+\stackrel{constant}{\cfrac{3}{4}}[/tex]
[tex]\bf 5n-\cfrac{2m}{7}~~+\stackrel{constant}{\cfrac{3}{4}}[/tex]