Monday

September 1, 2014

September 1, 2014

Total # Posts: 1,113

**Algebra**

Write a system of inequalities to express the exterior of the triangle ABD if A=(-2,7), B=(4,0), and C=(1,-3). Please help! gracias<3 Derive equations for the three lines connecting the three points. Then change the equations to inequalities to represent the region on the ...
*December 20, 2006*

**Math**

Simplify. (5x2 + 3x - 7) - (x2 - 7x + 4) Simplify. (5x^2 + 3x - 7) - (x^2 - 7x + 4) distribute - sign to get -x^2 +7x -4 put on top of one another and add 5x^2 + 3x - 7 -x^2 + 7x - 4 ------------- 4x^2 +10x -11
*December 16, 2006*

**Chemistry**

Given the following equation: SO2 + NO2 <--> SO3 + NO At 25 Celcius, 2.00 mol of each of SO2 and NO2 are introduced into a 1.0L sealed flask. When euilibrium is reached, it is found that [NO2] = 1.30 mol/L [SO3] = 1.30 mol/L -- Calculate the concentration at equilibrium ...
*November 8, 2006*

**acids and alkalis**

the only acids and alkalis i know is acid: batterys? acid rain lemon and orange alakalis: toothpaste mouthwash shampoo detergents and soap can someone plz help me to add more to my list? thnx if you do i rly need it for my upcoming science test and the more that i collect the ...
*November 4, 2006*

**math please HELP!!!**

please help!! what is 6 times the sum of 13 and a number? 6(13+ N)
*November 2, 2006*

**MATH - PLEASE HELP!**

Need help with combining like terms How do I figure this out... 11+5t^2+t+6t If anyone can help I would really appreciate it. I helped BELOW!!!LOL See the answer below which I posted as a correction to the answer provided by Margie and Dr Phil. The correct answer to this post ...
*November 2, 2006*

**math**

Can anyone help with combining like terms? The question - 11 + 5t^2 + t + 6t. I don't have a clue were to begin. Wouldn't it be toget all the T's together? Would 5t^ go with it also since it is an exponent? I think so I am not sure but I think it would be that.Let ...
*November 2, 2006*

**world geography**

ijusttook the exam and its all right got a 80
*November 1, 2006*

**word unscramble**

can u please unscramble this word:eehkossuy
*September 28, 2006*

**word unscramble**

tuythrhthtrj6jtr
*September 28, 2006*

**science**

Why is hydrogen, H, most often considered a nonmetallic element?
*September 22, 2006*

**Distributive property**

6 divided by 642
*September 20, 2006*

**chemistry**

If 100. g of iron at 100.0 C is placed in 200. g of water at 20.0 C in an insulated container, what will the temp, C, of the iron and the water ( C value is 4.18) when both are at the same temp? The specific heat of iron is 0.444 KJ/Kg C ---- steps would be appreciated... ...
*September 15, 2006*

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