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velikii [3]
3 years ago
12

Mark was thinking of a number. mark adds 11 to it, then doubles it and gets an answer of 40.5. what was the original number?

SAT
1 answer:
coldgirl [10]3 years ago
5 0

Answer:

Explanation:

Mark adds 11 to it, then doubles it and gets an answer of 40.5. What was the original number? 2 ( 8.6 + 11). Evaluating the line above gives 39.2 which is not 40.5 which is required but nevertheless the steps above show how to solve the problem you were given.

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