Sec. 5.04. QUORUM; VOTING. (a) Each member of the board of trustees is entitled to one vote.

(b) Except as provided by Subsection (c) of this section, seven members of the board of trustees constitute a quorum to transact the business of the board.

(c) In the event of a vacancy on the board of trustees, the number of members required to constitute a quorum is reduced by the number of vacancies on the board of trustees.