Will give braniestwhat is the length of segment ab?

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

For each proportion find the unknown number x 1/5/8=×/15