Respuesta :

Answer: Tessa = 50 - x

Step-by-step explanation:

Given information

Total number of books = 50 books

Number of books Sue has = x books

Given expression deducted from the question

Tessa = Total - Sue

Substitute values into the expression

[tex]\boxed{Tessa=50-x}[/tex]

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Answer:

50-x

Step-by-step explanation:

total books = 50

Sue's books = x

Tessa books = total - Sue's

ie. 50 - x