Pls help urgently extra points and mark brainlist sorry it’s reading but easy

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?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9