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

You are not logged in.

- Topics: Active | Unanswered

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

Hello

thanks

*Last edited by Denominator (2014-03-15 09:51:44)*

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym and Denominator,

bobbym : The solution #4716 is correct. Neat work!

Denominator : The solutions #4716 and #4717 are correct. Excellent!

#4718. Simplify :

#4719. Simplify :

.Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi;

**In mathematics, you don't understand things. You just get used to them.**

**I agree with you regarding the satisfaction and importance of actually computing some numbers. I can't tell you how often I see time and money wasted because someone didn't bother to run the numbers.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym,

The solutions #4718 and #4719 are correct. Remarkable!

#4720. If 2x + y = 15, 2y + z = 25 and 2z + x = 26, what is the value of z?

#4721. If 2x + 3y = 31, y - z = 4 and x + 2z = 11, then what is the value of x + y + z?

Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi;

**In mathematics, you don't understand things. You just get used to them.**

**I agree with you regarding the satisfaction and importance of actually computing some numbers. I can't tell you how often I see time and money wasted because someone didn't bother to run the numbers.**

**Online**

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

Hiya

thanks

*Last edited by Denominator (2014-03-17 19:11:26)*

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym and Denominator,

The solutions #4720 and #4721 are correct. Neat work!

#4722. Find the product:

#4723. Find the sum:

.Character is who you are when no one is looking.

Offline

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

hi ganesh!

*Last edited by Denominator (2014-03-20 20:08:01)*

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi Denominator,

The solutions #4722 and #4723 are correct. Brilliant!

#4724. Evaluate :

.#4725. Evaluate :

.Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.**

**I agree with you regarding the satisfaction and importance of actually computing some numbers. I can't tell you how often I see time and money wasted because someone didn't bother to run the numbers.**

**Online**

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

*Last edited by Denominator (2014-03-21 13:06:33)*

Offline

**ElainaVW****Member**- Registered: 2013-04-29
- Posts: 437

*Last edited by ElainaVW (2014-03-21 14:34:17)*

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym, Denominator and ElainaVW,

The Solutions #4724 and #4725 are correct! Remarkable!

(The solution #4724 is

Denominator!)#4726. Find the value of

.#4727. Simplify:

.Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi;

**In mathematics, you don't understand things. You just get used to them.**

**Online**

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

hello;

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym and Denominator,

The solutions

and .Excellent, Denominator!

#4728. Find the value of x.

#4729. Find the value of x.

Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi;

**In mathematics, you don't understand things. You just get used to them.**

**Online**

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

hello

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym and Denominator,

bobbym : The solutions #4728 and #4729 are correct. Excellent!

Denominator : The solution #4728 is correct. Good work!

#4730. Evaluate:

#4731. Find the value of

Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi;

**In mathematics, you don't understand things. You just get used to them.**

**Online**

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi bobbym,

The solutions #4730 and #4731 are correct. Remarkable!

Find the value of x.

#4732.

#4733.

Character is who you are when no one is looking.

Offline

**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 93,785

Hi ganesh;

**In mathematics, you don't understand things. You just get used to them.**

**Online**

**Denominator****Member**- Registered: 2009-11-23
- Posts: 155

hallo

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 16,402

Hi,

bobbym : The #4732 is

. The solution #4733 is correct. Good work!Denominator : The solutions #4732 and #4733 are correct. Excellent!

#4734.

#4735. Find the value of x.

Character is who you are when no one is looking.

Offline

**eigenguy****Member**- Registered: 2014-03-18
- Posts: 78

*Last edited by eigenguy (2014-03-26 00:46:52)*

"Having thus refreshed ourselves in the oasis of a proof, we now turn again into the desert of definitions." - Bröcker & Jänich

Offline