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Algebra / Linear equations in one variable Difficulty: Easy

If 5 x = 20 , what is the value of 15 x ?

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Explanation

Choice D is correct. It’s given that 5x=20. Multiplying both sides of this equation by 3 yields 15x=60. Therefore, the value of 15x is 60 .

Choice A is incorrect and may result from conceptual errors.

Choice B is incorrect and may result from conceptual errors.

Choice C is incorrect and may result from conceptual errors.