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Evaluate the function f(x) = 7 - x y = when x = 3 Evaluate the function f(x) = -2x + 7 x = when x = -2 Evaluate the function f(x) = 3x x = when x = -1 Evaluate the function f(x) = 2x +1 x = when x = 3 Evaluate the function f(x) = x2 x = when x = 4 Evaluate the function f(x) = 2x2 - 3x + 8 x = when x = 2 Evaluate the function f(x) = x2 + 7x - 1 x = when x = -1 |