Jimmy runs 126 miles in 3 days in his school running club. what is the constant of proportionality that relates the number of miles, y, to the number of days, x?

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

What percent of the circle below is shaded?

Which of the following is an equation of a line parallel to the equation y=4x+1?