Terry made a quilt that was 8ft by 9ft. he has 99 square feet of fabric he can use to add a border around the quilt. How wide should he make the border to use all the fabric. The Border must be the same width on all sides. Write an equation in standard form.

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?