62 points brainliest for correct answer please help

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

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?

If a suspect is in possession of 20 grams of cocaine how many ounces does he possess what will the charge be