Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**allie****Guest**

hey if you can answer these you are amazing:

1. c+31=92 2. 43=72+s 3.

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,651

1. c=61, 2. s=29 3. ?

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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**justlookingforthemoment****Moderator**- Registered: 2005-05-26
- Posts: 2,161

You're amazing!

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**Identity****Member**- Registered: 2007-04-18
- Posts: 934

Bravo Mathsisfun!

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**Devantè****Real Member**- Registered: 2006-07-14
- Posts: 6,400

MathsIsFun wrote:

s=29

?

Surely you mean **-**29, right?

I used to 'forget' to write in negatives for whatever reason. Being speedy makes you make careless mistakes.

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