Respuesta :

SDCInfinity

Answer:

77 - 2n

Step-by-step explanation:

77 is being subtracted by a number doubled. Therefore, 77 - 2n is the expression.

akumaakuma
Use a variable for the unknown number so it would be 77-2x also if you don't know a number and a variable together means to multiply them

Read more at Answer.Ya.Guru – https://answer.ya.guru/questions/4635862-77-decreased-by-twice-of-a-number.html

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