Sweetdee43 Sweetdee43

18-12-2018
Mathematics

contestada

the sum of 9 and twice a number use the variable n to represent the unknown number

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hattawayhomeschool hattawayhomeschool

18-12-2018

Answer:

9 + 2n =

Step-by-step explanation:

9 + 2n =

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sowndaryan sowndaryan

18-12-2018

Answer:

It would be 9+2n.

Step-by-step explanation:

Sinve you have not given us an equation, twice a number can also be reresented as 2n. Since 9 is the constant, you can say 9+2n.

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