5(2t-3)-7.5t=0.5(12-t)

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?

Can any one me with the answers to these questions asap?

Explain how you can use the associative property to evaluate (7x50)x4.