Simplify the expression -4x2(3x − 7)

Let w=23 . what is the value of w + 45 ?

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?

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100