# Posts by bb

Total # Posts: 142

**algebra**

(8x-6) - (4x-5)

*March 31, 2008*

**Toulmin Model Anyone?**

* Claim: Allowing guns on campus stops or deters school shootings. * Data: Recent school shootings (45 since '96) weren't stopped and no one else had a gun. * Warrant: If guns were allowed someone probably would have shot the perpetrators. * Backing: none Am I even ...

*March 24, 2008*

**Comm. Arts**

Toulmin Model and Campus Gun Control? I'm getting really confused about this. I need to break down an article according to the toulmin model within the next few hours. It's about gun control on campuses. So far I've got: Claim: Guns should be allowed on campuses ...

*March 24, 2008*

**algebra**

is this right? Divide and check: 12x^3y^2/2x^5y^2 answer: 6x^-2

*February 6, 2008*

**algebra**

Is this correct? subtract (4a^3+2b^3)-(6a^3+5a^2b-2ab^2+2b^3) answer: -2a^3-5a^2b+2ab^2

*February 6, 2008*

**algebra**

(v+3)

*February 6, 2008*

**algebra**

Factor c^2+3c-54 v^2-4v-21

*February 6, 2008*

**Algebra**

The denominator of a fraction is 2 less than twice the numberator. If the numerator is decreased by 2 and the denominator is increased by 3, the resulting fraction simplifies to 1/3. Find the original fraction. Have no idea what to do.

*February 5, 2008*

**algebra2**

Suppose it takes 3 days for a space vehicle to travel from Earth to the moon. About how long would it take for the same vehicle traveling at the same speed to Jupiter? Moon - 240,000 mi Jupiter - 391,000,000. The space vehicle would take how many days to reach Jupiter?

*February 2, 2008*

**math**

2(4x-4) + 2(8x+10)= Perimeter

*January 30, 2008*

**READING**

North America, South America, Asia, Europe, Australia, Antartica, Africa

*January 30, 2008*

**algebra**

Thank you very much. It helped me not only on that problem but others as well. :)

*January 30, 2008*

**algebra**

What is the common denominator? 3 2 - + - 1 a-1 ------- 4 3 - - - 1 a+1

*January 30, 2008*

**geography**

Is there a certain rhyme out there to help study state capitals?

*January 24, 2008*

**algebra**

Find the slope and y-intercept x=-9 a) slope:0;y-intercept: (0,-9) b) slope: undefined; y-intercept: (0,-9) c) slope: 0;y-intercept:none c) slope: undefined;y-intercept:none

*January 15, 2008*

**algebra**

Solve the system by graphing. x+y=4 -x+y=2 How do I graph this?

*January 10, 2008*

**algebra**

The length of a rectangle is 9 in. more than twice its width. If the perimeter of the rectangle is 48 in., find the width of the rectangle. a) 4 in b) 5 in c) 6 in d) 7 in

*January 10, 2008*

**algebra**

Rewrite the equation 2x-3y=-6 A) f(x)=2/3x+2 b) f(x)=3/2x-3 c) f(x)=3/2x-6 d) f(x)=2/3x+6

*January 10, 2008*

**Algebra 1**

Solve the following system by using either addition or substitution. If a unique solution does not exist, state whether the system is dependent or inconsistent. 10x+2y=7 y=-5x+3

*December 27, 2007*

**algebra**

Theater tickets are $8 for general admission and $5 for students. During one evening 240 tickets were sold, and the receipts were $1680. How manny of each ticket was sold? This is what I have before I get stuck: G=8 S=5 8(240-S)+5S=1680 1920-S+5S=1680 Now what?

*December 26, 2007*

**algebra**

Solve the following by graphing: 2x - y = 4 2x - y = 6

*December 26, 2007*

**algebra**

Is this right if I substitute -2 for x? f(x)=x^2-7x=10 f(-2)=-2^2-7(-2)+10 f)-2)=-4-(-14)+10 f(-2)=-8

*December 15, 2007*

**algebra**

Would it be a solid line or a dotted line?

*December 15, 2007*

**algebra**

I came up with f=-5, -7 and -1 and now I am lost. Thanks.

*December 15, 2007*

**algebra**

Can you enlighten me as how to graph this equation? Thanks

*December 15, 2007*

**algebra**

f(x)=-2x-5

*December 15, 2007*

**algebra**

Is f(x) = 3 over 4x + 11 over 4 the correct answer? 3 over 4 is a fraction and 11 over 4 is a fraction.

*December 15, 2007*

**algebra**

I need to rewrite the function of x in the equation -3x+4y=11

*December 15, 2007*

**algebra**

-3x+4y=11

*December 15, 2007*

**algebra**

Thank you so much I came up with an answer of 28 after some struggling.

*December 15, 2007*

**algebra**

Is this right if I substitute -2 for x? f(x)=x^2-7x=10 f(-2)=-2^2-7(-2)+10 f)-2)=-4-(-14)+10 f(-2)=-8

*December 15, 2007*

**algebra**

Is this right for the third one? f(-2)=-2^2-7(-2)+10 f(-2)=-4-14+10 f(-2)=-8

*December 15, 2007*

**algebra**

f(x)=x2(squared)-7x+10, find (a)f(0), (b) f(5), and (c) f(-2)

*December 15, 2007*

**algebra**

-3-4= -7 It doesn't seem right 2-2 0

*December 9, 2007*

**algebra**

Write the equation of the line passing through (2,-3) and (2,4). Write the answer in slope-intercept form.

*December 9, 2007*

**world history**

cb

*September 12, 2007*

**extraction**

How to distingush organic layer and aqueous layer? The organic layer is the one on top. Most organic solvents are less dense than water. (NOte: Non-hydrocarbons such as chloroform, methylene chloride, carbon tetrachloride etc are more dense than water.)

*August 21, 2007*

**Physics**

.211

*March 24, 2007*

**english**

please help me unscramble this word hippayen Try these: http://www.ssynth.co.uk/~gay/anagram.html http://www.unscramble.net =)

*December 21, 2006*

**chemistry gas laws**

In a science demonstration, 4 to 6 plastic garbage bags are arranged under a 2 m by 2 m piece of plywood. A volunteer stands on the plywood and others blow into the bags to "levitate" the volunteer. If four bags are used and a 140 lb person is on the plywood, what is...

*December 4, 2006*

**BIOLOGY HELP!!!!**

Does it take energy for polymerization reasctions to proceed or ddo they occur spontaneoulsly?? Why or why not?? http://en.wikipedia.org/wiki/Endothermic_reaction 10. From a bottle of molten nutrient agar you need to pour 20 agar plates each containing 50 mg ml-1 ampicillin. ...

*October 15, 2006*

**permutations and combinations**

Four men and four women are to be seated alternatively at a round table. In how many ways can this be done?

*January 2, 2006*