Unless an appeal is withdrawn, an appeal tribunal, after affording the parties reasonable opportunity for a fair hearing, after notice of not less than seven days, shall make findings and conclusions promptly and on the basis of the findings and conclusions affirm, modify, or reverse the determination or redetermination within thirty days from the date of the hearing. Each party must be furnished promptly with a copy of the decision, including the reasons for the decision, which must be considered to be the final decision of the commission, unless within ten days after the date of mailing the decision a further appeal is initiated pursuant to Section 41-35-710.