Mathematics, 04.02.2021 23:20 daemonacoster

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
5x(x-3) -4
5x2 - 15x -4
A. Ricardo distributed incorrectly
B. Ricardo multiplied monomials incorrectly.
C. Ricardo added before multiplying.
D. Ricardo multiplied before adding,

Answers: 2

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Ricardo took the following steps to simplify the expression below but was surprised to hear that his...