Does this graph represent constant or changing speed? How do you know?

Find the average speed (1pt).

Can someone me and do the problem plz so i can understand it more better

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189