Aposter is shown below: a rectangle is shown. the length of the rectangle is labeled 18 inches. the width of the rectangle is labeled 6 inches. what are the dimensions if the poster is enlarged by a factor of seven over two ? 42 in by 126 in 3 in by 9 in 9 in by 12 in 21 in by 63 in

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.