Alyssa is working two summer jobs, making $8 per hour walking dogs and making $10 per hour clearing tables. In a given week, she can work a maximum of 15 total hours and must earn at least $130. Also, she must work at most 3 hours walking dogs. If a represents the number of hours walking dogs and y represents the number of hours clearing tables, write and solve a system of inequalities graphically and determine one possible solution. ​