Tuesday

July 26, 2016
Total # Posts: 135

**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*