Can someone me with this i'm on a time limit

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge