The area of a playground is 84 yd2. The width of the playground is 5 yards longer than its length. Find the length and width of the playground.

How is working backward similar to solving an equation?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?