Can anyone help me step by step on how to solve these three problems?

52. Given the following graph, a Evaluate f(-1). Solve for f(x) = 3. 4 3- 2+ 14 3-2-1 0 1 2 3 4 5 6 7 8 9 53. Given the following graph, a Evaluate f(0). +X 10 Solve for f(x) = -3. y -4-3-2 4- 3- 2+ 0 -1 -2+ -3- -4- 2 3 4 54. Given the following graph, a) Evaluate f(4). +X 5 Solve for f(x) = 1. y A 8 -6 -4 -2 4 2 to 2 4- -6+ 4 6 --X