jade8609 jade8609

23-08-2018
Mathematics

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Does the phrase "2 times the sum of a number and 5" represent the same expression as the phrase "the sum of 2 times a number and 5"?

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JiakSai JiakSai

23-08-2018

Let us assume that the unknown number is x.

"2 times the sum of a number and 5" means 2(x + 5).

"the sum of 2 times a number and 5" means 2x + 5.

Therefore, the above statements do not have the same mathematical meaning.

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