Huiting pharmaceuticals inc. plans to expand its sales force by opening as many as 10 new branch offices and has set $5,200,000 as the capital available for this purpose. huiting will open only two types of branches: 10-person branches (type a), initial investment of $650,000 each; and 5 person branches (type b), initial investment of $335,000 each. expected annual earnings for types a and b is $46,000 and $18,000, respectively. no more than 100 employees will be hired for the new branch offices.

in a system of inequalities for a linear programming model, the one not representing a constraint is: ___________