justniac2 justniac2

12-01-2022
Mathematics

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2. Write an expression for the phrase, "The sum of 15 and twice a number.

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lpieleanu2028 lpieleanu2028

12-01-2022

Answer:

2x + 15

Step-by-step explanation:

Twice of a number is just the number times 2; so, if x is a number, then twice x is 2x. The sum of 15 and a number is just the number plus 15; so, the final expression will be 2x + 15.

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