1. Place salmon slices on a cookie sheet. In a small bowl, mix garlic, one teaspoon salt, half a teaspoon pepper, and one teaspoon oil. Spread the mixture over the salmon and bake uncovered at 400 degrees Fahrenheit for 20 minutes.
2. Meanwhile, in a 9×13-inch pan, place potatoes and green beans. Drizzle with three tablespoons oil, one teaspoon salt, and half a teaspoon pepper. Bake uncovered at 350 degrees Fahrenheit for 40 minutes.
3. To assemble the salad, place everything in a bowl and drizzle with some olive oil. (For a large crowd, cut the salmon into chunks.)