A commuter train travels 61 miles in 28 minutes. What is it speed in miles per hour

The scatterplot represents the total fee for hours renting a bike. the line of best fit for the data is y = 6.855x + 10.215. which table shows the correct residual values for the data set?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

Jubal wrote the four equations below. he examined them, without solving them, to determine which equation has no solution. which of jubal’s equations has no solution hurry