Upon the presentation of such petition and plats it shall be the duty of the governing body, at its next regular meeting, to examine, consider and determine the same; and if it shall appear that the public interest and convenience will in no way be prejudiced by the proposed change, it shall be allowed and made by an ordinance to be for that purpose passed, approved, published, recorded and preserved in like manner as other ordinances of such city; and within ten days after the publication of such ordinance the city clerk shall make under his or her hand as such clerk, and the seal of such city, a certificate setting forth that by such ordinance (describing the same by its number and the date of its passage and publication) a certain block or certain blocks of such city (describing them according to their description upon the recorded plat of such city) have been changed so as to accord with the plat to which such certificate is attached, and attach the same to the plat last referred to in Kan. Stat. Ann. § 12-514, and then file such plat in the office of the register of deeds of the county, where the same shall be recorded and preserved as a part of the plat of such city.