In triangle rst, rs=x+7, rt=2x-3, and st=x+7. if the perimeter is 32, find the value of x and classify the triangle by its sides.

What is x and y (use substitution? ) 5x+3y=38 and y=3x+8?

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?

The scatterplot below shows the number of hours that students read weekly and the number of hours that they spend on chores weekly. which statement about the scatterplot is true?