8.6x + 4.4x - 11 = 54 I need help with this question!!! I don't exactly need the whole break down you can if you want! I just need to know what X is!

Which graph represents the equation y =4x

Given the graphed function below which of the following orders pairs are found on the inverse function

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?