Half of a certain number is subtracted from 26 and the result is then tripled, and the answer is 18. Find the number.

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Guest Feb 8, 2015

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Half of a certain number is subtracted from 26 and the result is then tripled, and the answer is 18. Find the number.

$\left(26-\frac{x}{2}\right)*3=18 \quad | \quad :3\\\\ 26-\frac{x}{2}=6 \quad | \quad -6 + \frac{x}{2}\\\\ \frac{x}{2}=20 \quad | \quad *2\\\\ x=40$

The number is 40

heureka Feb 8, 2015

heureka · Answer 1 · 2015-02-08T07:21:38

Half of a certain number is subtracted from 26 and the result is then tripled, and the answer is 18. Find the number.

$\left(26-\frac{x}{2}\right)*3=18 \quad | \quad :3\\\\ 26-\frac{x}{2}=6 \quad | \quad -6 + \frac{x}{2}\\\\ \frac{x}{2}=20 \quad | \quad *2\\\\ x=40$

The number is 40

rosala · Answer 2 · 2015-02-08T08:02:26

thats a good answer heureka . i'd give you a point because i was really struggling to get the answer to this.....Thanks!

(i just wanted to win mod's 3 points.....)

Melody · Answer 3 · 2015-02-09T05:59:28

Okay Rosala, I gave you the mod 3 points because I believe you really did try to do it and that you will learn from Heureka's answer.

You are not going to be untrue to my assumption are you Rosala.