WHen MCDONALD'S OPENED THOIR SHAKES COST 10.20, TODAY THEY COST 42.19. WHAT IS THE PERCENT OF CHANGE?

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 value of x in the equation 2(x-4) = 4(2x + 1)?

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form