Simplify Polynomial Expressions Practice Active Ricardo took the following steps to simplify the expression below but was surprised to hear that his answer was incorrect. Which of the following best describes Ricardo's mistake? 2x+3x(x- 3)– 4 Sx(x- 3)–4 5x - 15x -4 A. Ricardo distributed incorrectly. B. Ricardo multiplied monomials incorrectly. C. Ricardo added before multiplying. D. Ricardo multiplied before adding. Please select the best answer from the choices provided O B Mark this and.return Save and Exit Next Submit

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