Which of these are equal to cos 19

What is the value of x in the following equation? -3x-2=2x+8

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion

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?