Other than the states agreed to meet and 12 of them did there were no "agreements" before the convention. Several states and delegates had proposals in hand when they arrived but all were to be used as simply starting points of discussion, no more. The most famous of these is the Virginia Plan which consisted of 13 points most of which ended up incorporated into the new Constitution but there was no agreement by any state to simply accept that plan ahead of time.
The person posing this question needs to be a bit more explicit if he expects an answer beyond this and obviously has something in mind by his citing a specific number in his question.
the constitutional convention began in May and in the year 1787
The Constitutional Convention began on May 25, 1787 and ended on September 17.The Constitutional Convention is also known as the Federal Convention, the Philadelphia Convention, and the Constitutional Convention of 1787.
july
May 27, 1787 was when the constitutional convention began
The Constitutional Convention began on May 25, 1787. It ended on September 17.James Madison and other 56 delegates to the Constitutional Convention met in Philadelphia in May 1787.
He began the Constitutional Convention.
The Constitutional Convention began on May 25, 1787 and lasted until September 17, 1787. The convention was held in Philadelphia, Pennsylvania.
Philadelphia
The Constitutional Convention began on May 25, 1787. It ended on September 17.James Madison and other 56 delegates to the Constitutional Convention met in Philadelphia in May 1787.
The Grand Conventiion is alsoo known as the Constitutional Convntion, the Philadelphia Convention and the Federal Convention and began on 14 May 1787.
It began May 25, 1787. It ended September 17.
The Grand Conventiion is alsoo known as the Constitutional Convntion, the Philadelphia Convention and the Federal Convention and began on 14 May 1787.