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October 23, 2014

October 23, 2014

Posted by **ROBERT** on Wednesday, September 24, 2008 at 10:06pm.

let n be the number used for the given number puzzle. use algebra to show how the puzzle works.

1. pick a number

2. subtract 9

3. multiply by 6

4. divide by 3

5. add 18

6. subtract twice your original number

You will always get zero

- ALGEBRA -
**drwls**, Thursday, September 25, 2008 at 1:41amHere is how to follow the first six steps. Try finishing it yourself.

Call the number you pick x.

x-9

6(x-9)

6(x-9)/3 = 2(x-3)

2(x-9)+18

subrtact 2x from that

- ALGEBRA -
**hans**, Thursday, September 25, 2008 at 6:56ami am still confused on the last step

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