2oh9mar 2oh9mar

01-12-2020
Mathematics

contestada

The difference of twice a number and 9.

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alexisherndon63 alexisherndon63

01-12-2020

Answer:

2(9-x)

Step-by-step explanation:

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maxmiret2004 maxmiret2004

01-12-2020

Answer:

2n - 9

Step-by-step explanation:

Twice a number is referring to 2 times n or just 2n. To find the difference you would subtract 2n and 9, 2n - 9

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