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Advanced Math / Equivalent expressions Difficulty: Easy

Which of the following is equivalent to $3 times, open parenthesis, x plus 5, close parenthesis, minus 6$ ?

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Explanation

Choice C is correct. Using the distributive property to multiply 3 and $open parenthesis, x plus 5, close parenthesis$ gives $3 x plus 15, minus 6$ , which can be rewritten as $3 x plus 9$ .

Choice A is incorrect and may result from rewriting the given expression as $3 times, open parenthesis, x plus 5, minus 6, close parenthesis$ . Choice B is incorrect and may result from incorrectly rewriting the expression as $open parenthesis, 3 x plus 5, close parenthesis, minus 6$ . Choice D is incorrect and may result from incorrectly rewriting the expression as $3 times 5 x, minus 6$ .