Hudson spent $15.00 on finishing nails for the
bookshelf he built. If each nail cost $0.12, how
many nails did he purchase?

6. sarah saved $12.75 every week for a number of weeks, w. she received an additional $25 during the last week in which she saved money. write and solve an equation to find the number of weeks, w, for which sarah had saved money if she has $114.25 now.