Tuesday

October 21, 2014

October 21, 2014

Total # Posts: 602

**math**

Solve each equation: 11/3v+2 minus 3/4= 5 over 3v+2
*May 1, 2010*

**math**

I appreciate your help. This is the last problem that I need help with today. The answer is suppose to be -1/4 3x/x+1=5x over x-1 -2
*April 30, 2010*

**math**

Solve the equation: Thank you 2/y + y-1/3y= 2/5
*April 30, 2010*

**math quick?**

5 over 2x-5 minus 4 over 5= 1 over 2x-5 I have a quick question... what would i multiply by? I know how to do the rest of the problem. Thank you
*April 30, 2010*

**Math**

Solve each equation: Thank you 5-x over 3 minus x-2 over 4 = 5/12
*April 30, 2010*

**Math**

Thank you I was able to do this problem.
*April 30, 2010*

**Math**

Solve each equation: 5 over 2x-5 minus 4/5= 1 over 2x-5
*April 30, 2010*

**math**

wats 4 divided by 137
*April 28, 2010*

**Finance**

I have a number of questions for a finance assignment that is meant as a review for our final. However my final is being written earlier than the rest of the class so the answers aren't up yet. I was hoping someone could answer two or three of the questions so that I can ...
*April 19, 2010*

**social studies**

americans are united by their strong belief in basic principles.they believe that people are born with privileges that cannot be taken away from them.these are
*April 14, 2010*

**economics**

state the effects of unemployment on the (A)consumers expenditure (b)investment (c)Government expenditure (D)The church.
*April 9, 2010*

**math**

A developer plans to build houses around lake okeebele. Most of his customers want to buy about 100 feet of lakefront. How many lots can the developer build around the lake? scale 100 feet=10,000 square feet
*April 5, 2010*

**MATH**

The triangular numbers are the numbers 1, 3, 6, 10, 15, . . .; the square numbers are the numbers 1, 4, 9, 16, 25, . . . The pentagonal numbers 1, 5, 12, 22, 35, . . .. The geometrical language is justified by the following diagrams: a. What are the first five hexagonal ...
*April 2, 2010*

**math**

ok this one is PHUN after the flea jumps on the rubberband, everytime the rubberband stretches the flea gets pulled along, as a rubberband stretches, part of it moves towards the object stretching it Thus each time the roo jumps the flea is pulled along a little bit... Thus ...
*April 1, 2010*

**math**

what is the eighth term of the sequence of the expression:5(n+2)?
*March 18, 2010*

**art**

why did kenneth clarks interpretation of the aferican mask is ethnocentric
*March 12, 2010*

**Chemistry**

Given an unknown mixture consisting of two or more substances explain one technique that could be used to determine whether that mixture is a true solution a colloid or a suspension
*March 11, 2010*

**Organic Chem**

4-nitro-veratrole
*March 2, 2010*

**social studies**

what are the three main types of resourses used for making,selling,and using goods and services?
*February 23, 2010*

**English**

What pronoun is used for the "Empire State Building"?
*February 15, 2010*

**algebra 2**

what are the real solutions of 750=x^3-15x^2+50x
*February 1, 2010*

**algebra 2**

what are the real solutions of 750=x^3-15x^2+50x
*February 1, 2010*

**Math**

A small business decides to lower the salaries of its employers by $8,250 over a year. To do this, all of the 15 employeers will have their salaries reduced by equal dollar amounts for the year. What is the pay-cut of each employee over the year? Answer is suppose to be $550
*January 27, 2010*

**algebra 1-2**

The sum of two numbers is 73. Their difference is 21. Find the larger number.?
*January 20, 2010*

**earth Science**

When a river is lengthened due to forward erosion, a _____ has occurred.
*December 25, 2009*

**Elementary Algebra**

when working the following equation, I came up with 0/4. Would the final outcome be 0? Here is the equation. 2x+3/4, and here is what I came up with.=2x+3/4=0/4=0
*December 18, 2009*

**math**

You have 75 employees, 1/6th of them retired, and 1/4 of them left the company for new jobs. how many employees did you have in the begining?
*December 18, 2009*

**Computers**

LAN is an acronym for "Local Area Network" and WAN is "Wide Area Network"
*December 14, 2009*

**Physics**

Two small loudspeakers that are 5.50 apart are emitting sound in phase. From both of them, you hear a singer singing C# (frequency 277 ), while the speed of sound in the room is 340 . Assuming that you are rather far from these speakers, if you start out at point equidistant ...
*December 12, 2009*

**math/probability**

If two fair dice are rolled, find the probability of a sum of 6 given that the roll is a "double". How do I do this?
*December 7, 2009*

**probability/math**

Three cards are drawn without replacement from an ordinary deck of 52 playing cards. What is the probability that the second and third cards are kings if the first card was not a king?
*December 7, 2009*

**AP Physics**

Assume that at sea-level the air pressure is 1.0 atm and the air density is 1.3 kg/m3. (a) What would be the height of the atmosphere if the air density were constant? 7.919 km (b) What would be the height of the atmosphere if the air density decreased linearly to zero with ...
*December 3, 2009*

**to bobpursley**

In my heads/tails question- why isn't it 1/6? I flip a coin three times, aren't there only 6 possible outcomes?
*December 1, 2009*

**math**

what are the odds in favor of getting at least one head in three successive flips of a coin? I need to know the formula on this. I have 1/6 over 1- 1/6. But I can't figure out how to do the math. Am I right?
*December 1, 2009*

**math**

Lead Contamination More than a decade ago high levels of lead in the blood put 88% of children at risk. A concerted effort was made to remove lead from the environment. In a random sample of 200 children taken more than a decade ago, what is the probability that 50 or more had...
*November 20, 2009*

**us history**

what territory did the french claim, prior to the french and indian war
*November 18, 2009*

**physics**

A bullet of mass 8.0 g is fired horizontally into a 2.2 kg wooden block at rest on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.40. The bullet comes to rest in the block, which moves 2.30 m. (a) What is the speed of the block ...
*November 6, 2009*

**physics**

Ricardo, mass 88 kg and Carmelita, who is lighter, are enjoying Lake Merced at dusk in a 30 kg canoe. When the canoe is at rest in the placid water, they exchange seats, which are 3.0 m apart and symmetrically located with respect to the center of the canoe. Ricardo notices ...
*November 6, 2009*

**french 2**

Quand tu vas a lecole
*October 27, 2009*

**Chemistry**

What are complementary colors and how due different wavelengths of light affect the original color?
*October 26, 2009*

**Chemistry**

What is a general rule relating the color of an object to the color(s) of light that it absorbs?
*October 25, 2009*

**student council**

what is a good speech of secretary and vice presidents: this is what secretary it does attend council meetings take pictures at school functions distribute and collect surveys at school funtions and from classrooms participate in council activities vice president attend ...
*October 21, 2009*

**college**

atoms heated in a sample emit only certain colors of light in sharp lines and not all colors blended together tells us what about the energy of an atom?
*October 20, 2009*

**physics**

A popular pastime is to see who can push an object closest to the edge of a table without its going over. You push a 130 g object and release it 2.00 m from the table edge. Unfortunately, you push a little too hard. The object slides across, sails off the edge, falls 1.00 m to...
*October 19, 2009*

**Physics**

A proton, moving with a velocity of vinitial i, collides elastically with another proton that is initially at rest. Assuming that the 2 protons have equal speeds after the collision, find (a) the speed of each proton after the collision in terms of vinitial and (b) the ...
*October 13, 2009*

**English**

Hello. I was wondering if you can please assist me with writing a short paragraph comparing Baldwin's account of the Titanic with Rosenthal's account of his visit to Auschwitz. While doing so I have to explain how the tone and purpose of each story is different with at...
*October 6, 2009*

**Physics**

Two masses of 4.25 kg each, connected by a string, slide down a ramp making an angle of 44° with the horizontal. The coefficient of kinetic friction between m1 and the ramp is 0.31. The coefficient of kinetic friction between m2 and the ramp is 0.12. Find the magnitude of ...
*October 6, 2009*

**Physics**

A certain force gives mass m1 an acceleration of 10.0 m/s2 and mass m2 an acceleration of 4.0 m/s2. What acceleration would the force give to an object with a mass of (m2-m1)?
*September 28, 2009*

**physics**

A 24- kg monkey climbs up a massless rope that runs over a frictionless tree limb and back down to a 35- kg package on the ground. What is the magnitude of the least acceleration the monkey must have if it is to lift the package off the ground?
*September 28, 2009*

**physics**

A certain force gives mass m1 an acceleration of 10.0 m/s2 and mass m2 an acceleration of 4.0 m/s2. What acceleration would the force give to an object with a mass of (m2-m1)?
*September 28, 2009*

**Algebra 1**

2≤y-4<7
*September 20, 2009*

**Algebra 1**

i mean 5/6(12z-24)>2/5z-25)
*September 20, 2009*

**Algebra 1**

5/6(12z-24)>2/5(25z-25> Help please?
*September 20, 2009*

**math**

It is 6:45 on Friday evening at the Y;all Come Restaurant. Winnie the waitress approaches the table where the four Martins are studying their menus. Over in the corner, Conrad is reading the comics. One customer gets up to leave. It's Bill who pays his bill with a $10.00 ...
*September 1, 2009*

**algebra**

For this problem a/a-1- a-1/a=4 . Is the answer a=1 1/2. I solved it by multiplying a(a-1) both side as suggested by bobpursley. thanks
*August 30, 2009*

**algebra**

how to solve this: a/a-1 - a-1/a = 4
*August 30, 2009*

**economics**

Studies show that the income elasticity of demand for servants in the United States exceeds 1. Nevertheless, the number of servants has been decreasing during the last 75 years while incomes have risen sygnificantly. How can these facts be reconciled?
*August 29, 2009*

**math**

if three darts are thrown at the dart board and no darts hits a line what score is possible?
*August 9, 2009*

**Geology**

How far—to the nearest tenth of a kilometer—is the well in section 11 from the southwest corner of section 10?
*August 2, 2009*

**computer**

Eshelman
*July 25, 2009*

**math**

in a class every boy is friends with exactly three girls,
*June 17, 2009*

**Accounting-business**

63,875 is the answer I came up with. I hope this is the correct answer, but not 100% positive
*June 16, 2009*

**social studies**

what did the khmer rouge do for four years in cambodia starting in 1975
*May 29, 2009*

**7th Grade Life Science**

Which of the following is a hard covering that protects an anthropod? a)exoskeleton b)endoskeleton c)mantle d)segment
*May 22, 2009*

**7th grade Life Science**

Which of the following structures does not provide support for invertebrae bodies? a)backbone b)tiny glass structures c)skin d)exoskeleton
*May 22, 2009*

**English**

So for English we're doing poetry. With a partner we both wrote our own poems and compared them. We had to find one word that fits into both poems and we got the word "Change". Now we have to be able to read our poems while not boring the class by doing something...
*May 17, 2009*

**10th Grade Math**

What is 3X^2-7=11
*May 4, 2009*

**Trigonometry**

Smalltown, latitude 53.6 degrees N, lies directly north of Bigville, latitude 38.6 degrees N. Give the distance between the two cities. (Hint: The earth's radius is about 3,960 miles.) This is a question similar to what will be on my test tomorrow. I'd really ...
*April 29, 2009*

**math help**

Simplify (2t)(2t)^5 is it (2t)^4
*April 28, 2009*

**Social Studies aka History**

During Medieval times, like the time of Ghana, Mali, Songhai, etc.
*April 27, 2009*

**Social Studies aka History**

Give 2 reasons why gold was important to people in North Africa.
*April 27, 2009*

**math**

I'll give you what I know that is an undefined problem.
*April 27, 2009*

**trig--power reducing formulas**

Having trouble with this problem: Rewrite the expression as an equivalent expression that does not contain powers greater than 1. Cos³x My answer: cos³x=(cos²x)(cosx) =(1+cos2x/2)(cosx)-->cos+cos³x/2...which is wrong
*April 20, 2009*

**Trig**

Hey thanks can you point me in the direction to solving this problem 2tan(5pi/12)/1-tan²(5pi/12)
*April 19, 2009*

**Trig**

Using a double angle formula how would you find the exact value of this expression? Cos²105° - sin²105°
*April 19, 2009*

**Algebra**

jose can complete the job in a hours, and Maria can complete the job in b hours. How long does it take them to complete the job when they work together? I need a formula
*April 16, 2009*

**Math**

No no. Here, use the distributave property for 10(10X+11). Then, subtract 110 from both sides. Lastly, divide by 100, the answer should be -1. Do you et how to do it now?
*April 16, 2009*

**Algebra 1**

Um, excuse me Mitch, but this is a multiple question answer and the following are the choices: a. 8 minutes b. 16 minutes c. 32 minutes d. 30 minutes
*April 16, 2009*

**Algebra 1**

Al completed the job in 20 minutes. Al and Pam completed the job together in 12 minutes. How long does it take Pam to complete the job by herself?
*April 16, 2009*

**math**

(y-10)(y+2)=0
*April 16, 2009*

**algebra**

How much water mest be added to 6 ounces of a 20% acid solution to obtain a 15% acid solution?
*April 16, 2009*

**Math**

How much water mest be added to 6 ounces of a 20% acid solution to obtain a 15% acid solution?
*April 16, 2009*

**Math**

I am pretty sure the answer is 68.
*April 16, 2009*

**Trig--check answer**

So my best way to solve (Tanx +1)(cosx +1)=0 Would be to divide by either cos or tan..instead of squaring and using an identity?
*April 15, 2009*

**Trig--check answer**

Solve the equation of the interval (0, 2pi) cosx=sinx I squared both sides to get :cos²x=sin²x Then using tri indentites I came up with cos²x=1-cos²x Ended up with 2cos²x=1 Would the answer be cos²x=1/2???
*April 15, 2009*

**Trigonometry**

How would you find the solutions to this problem? (cosx)(cscx)=2cosx
*April 15, 2009*

**Factorning exponets**

How would you factor 5x¯¾ +35x¼ ?? My answer is 5x¼ (x¯¹ + 7) but its wrong..can somebody please hellp!!
*March 28, 2009*

**It's been more than 24 hours and no answer...**

A translation has this rule:(x-5,y). Fill in the answers This translation is (how many) Units (in what direction)
*March 13, 2009*

**ms. sue!**

Simple American like myself lose their job :(
*February 18, 2009*

**Chemistry**

for the second set i put Ph=6 and got H+=1e-6 and then HA=1e6 i think thats wrong.. whats wrong with it?
*February 15, 2009*

**Chemistry**

Consider 57.5 mL of a solution of weak acid HA (Ka = 1.00 10-6), which has a pH of 3.800. What volume of water must be added to make the pH = 6.000?
*February 15, 2009*

**history**

I am struggling to figure out the way that student potests effected the Vietnam War can anyone help?
*February 8, 2009*

**chemistry help**

or the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?
*February 5, 2009*

**chemistry help**

for the compound: carbon in the middle with 3 bonds -double bond to oxygen -bond to Mn(CO)5 -bond to CH3 group is the oxidation state of the metal +1? d count 6? total electron count 20? coordination number 7?
*February 5, 2009*

**statistics**

A college professor decides to run for Congress in a district with 450,000 registered voters. In a survey she commissioned, 58% of the 4000 registered voters interviewed indicated that they plan to vote for her. The population of interest is the: A. 450,000 registered voters ...
*January 31, 2009*

**stats...please help, I don't really understand**

A college professor decides to run for Congress in a district with 450,000 registered voters. In a survey she commissioned, 58% of the 4000 registered voters interviewed indicated that they plan to vote for her. The population of interest is the: A. 450,000 registered voters ...
*January 31, 2009*

**SCIENCE!!**

Everyone here... You guys have no clue how much you guys just helped me.. like seriously.. Thanx!!!
*January 28, 2009*

**7th grade**

34 yards for radius or the diameter? cuz it could either be (34x2) x 3.14= 213.52 yds or 34 x 3.14= 106.76 yds thats why you gotta state wether its diameter or radius
*January 6, 2009*

**supreme ct cases**

can someone explain to me baker v carr in little kid words? i dont understand what actually happened
*December 29, 2008*

**Chemistry**

What element is in the second period in Group 4A?
*December 24, 2008*

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