Spread onto a rimmed 18 by 13-inch baking sheet. Roast in preheated oven for 20 minutes.
Toss green beans in bowl with remaining 1/2 Tablespoon olive oil and season lightly with salt. Add to baking sheet with other veggies, add garlic and toss everything and spread into an even layer. Return to oven and roast until all of the veggies are tender and slightly browned, about 20 minutes. Serve warm.
1 1/2 Tablespoons Olive Oil, 12 oz. Green Beans, 4 Cloves Garlic
Notes
Roasted vegetables will keep for 3-4 days in the refrigerator.