three times a number, less twice the number and 9 is 17. What is the number?

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24-05-2018
Mathematics

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three times a number, less twice the number and 9 is 17. What is the number?

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lyssamolu lyssamolu · Answer 1 · 2018-05-24T07:05:58+02:00

lyssamolu lyssamolu

24-05-2018

I believe your answer is 8.

Three times a number less than twice the number and nine is seventeen can be written as: 3n - 2n + 9 = 17

Solve for n as follows:

3n - 2n = n

n + 9 = 17

17 - 9 = 8

Hope this helps! :)

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