Describe in detail how you would create a number line with the following pointe 1,325, the opposite of 2, and -(-4 1/2). Please be sure to describe on which tick marks each point is plotted and how many tick marks are between each integer. It may help you draw this number line by hand on a sheet on paper first.

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

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?