Sunday

April 20, 2014

April 20, 2014

Total # Posts: 455

**sceince**

describe and explain an example of a feedback system in an organism I have tried and im lost

**math**

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}

**Science**

Ok, so the formula for power is p=w/t but how would it work in this problem: what power output is required to lift a 3 kg mass at an average velocity of 5 m/s

**7th grade**

what percent of decrease is from 125 to 75

**7th Grade Math **

I think it is..45

**9th grade**

x=5

**math**

thank you

**2nd grade**

lucy's shade is covering nine-twelfths of her window. draw and clor nine-twelfths of a square to show lucy's window.Write te correct fraction

**12th grade**

the rug should 2

**math**

Your answer is 10

**math**

I'm doing The Ambiguos case of triangles given SSA. My givens are a=6; b=7; alpha=30 degrees. how do I know if there's 2 triangles?

**11th grade**

I'm doing The Ambiguos case of triangles given SSA. My givens are a=6; b=7; alpha=30 degrees. how do I know if there's 2 triangles?

**5th grade**

18

**Algebra 1**

Solve the inequality. |x|<4 Please do the steps.

**algebra**

3(q+1)-9=23 3q+3-9=23 3q-6=23 3q=29 __ q=9.66

**Juniors Enligsh 3 Honors**

For #11, those few sentences about A Rose for Emily is what I wrote, not a part of the actual question. Thank you for the link though, I hope I can find what I need!

**Juniors Enligsh 3 Honors**

My online honors class had us read The Awakening by Kate Chopin and the assignment is to answer 15 questions, but I'm having trouble with these last 6. I have an idea about how to answer some of them, but I can't fully articulate an answer. Please help? 9. In detail, e...

**help please**

the computer it is harder to understand

**help please**

i dont have a text book i do online school

**help please**

What is the first step in solving the problem, 3x-8/12=9? A) Add 8 to both sides. B) Multiply by 12 on both sides. C) Divide by 3 on both sides. D) Subtract 9 on both sides.

**PLEASE HELP ME!!!**

argh whatever

**PLEASE HELP ME!!!**

can you just give me the answer please

**PLEASE HELP ME!!!**

What is the first step in solving the problem, 3x-8/12=9? A) Add 8 to both sides. B) Multiply by 12 on both sides. C) Divide by 3 on both sides. D) Subtract 9 on both sides.

**HELP!!!!!**

What is the first step in solving the problem, 3x-8/12=9? A) Add 8 to both sides. B) Multiply by 12 on both sides. C) Divide by 3 on both sides. D) Subtract 9 on both sides.

**PLEASE HELP!!!**

two cars are driving toward each other from opposite directions if one is driving 55mph the other is driving 60 mph and the cars are 500miles apart how long before they pass each other? round to the nearest tenth of an hour.

**10th grade algebra**

i do i do online school so yeah its kinda hard you know

**10th grade algebra**

2b/4 + b/3 = 10 solve for b.

**10th grade algebra **

yes i need help please help me!

**10th grade algebra **

two cars are driving toward each other from opposite directions if one is driving 55mph the other is driving 60 mph and the cars are 500miles apart how long before they pass each other? round to the nearest tenth of an hour.

**10th grade algebra not ms.sue**

thank you

**10th grade algebra not ms.sue**

is the following always sometimes or never true? x+1=x+0

**10th grade algebra not ms.sue**

how like what do i do

**10th grade algebra not ms.sue**

what is the ? for

**10th grade algebra not ms.sue**

a 68 mile trip uses 2 gallons of gas. how many gallons would you use on a 110 mile trip? round to the nearest tenth of a gallon.

**10th grade algebra**

solve for x. |x+9|=17

**10th grade algebra**

solve for n. |3n+5|=7

**10th grade algebra **

what is b

**10th grade algebra **

2b/4+b/3=10 solve for b.

**10th grade algebra**

mary takes 3 hours to mow the yard. it takes sally 5 hours. how long would it take with them mowing it together? give the exact decimal answer.

**10th grade algebra**

thats all the question says it that

**10th grade algebra**

two cars are driving toward each other from opposite directions if one is driving 55mph the other is driving 60mph and the cars are 500 miles apart how long will it be before they pass each other? round to the nearest tenth of an hour.

**10th grade algebra**

solve the equation 2a=3a+4c for a

**10th grade algebra**

i dont understand can you be specific please

**10th grade algebra**

solve the equation 2x+y=9 for y

**10th grade algebra**

solve the equation for x: 3x+y=6

**10th grade algebra**

kim had a meal at the downtown diner which cost $14.98. if she tips 15%, how much tip should she leave? round to the nearest cent.

**10th grade algebra **

How many kg of pure salt must be added to 8 kg of a 30% solution to obtain a 35% soltution? Round to the nearest tenth.

**Programming**

The code below shows some of the text for a class called City. Now write a complete public constructor with two formal parameters: a String parameter called cityName, and an int parameter called cityPop. Your code should initialize the name attribute of the class to the value ...

**History**

What was the Oregon Trail?

**Math**

How do I figure out missing angle measurements with using a protractor?

**Pre-Calculus**

Oh yeah, I forgot to put the 'x' into my equation. I just plugged in the 4 where the x should be and got 6.5, or as it applies here, 6.5 million. Hope that's right. Thank you all! :)

**Pre-Calculus**

Sales of ski equipment varies through the year from highs in January & December of $20 million, to a low in June of $2 million. Write a trigonometric function that describes this cycle. Calculate the expected sales for April. I think I got the first part: 9cos(pi/6) + 11 I am ...

**Chemistry**

Give the symbol for each, and the units: 1.What is the mean kintetic energy of all particles in a sample of matter? 2.What is the amount of thermal energy that flows between two or more bodies of different temperatures?

**Chemistry**

Calculate the standard enthalpy of formation of CuO2, given that: 2Cu2O + O2 ==> 4 CuO (-288 kJ) Cu2O ==> Cu + CuO (11 kJ) PLEASE HELP!!!!

**Chemistry**

Thanks SO much for the help!:)

**Chemistry**

Can someone PLEASE help me with this???? I am soooo confused with this problem!!! Combustion reactions involve reacting When compounds containing carbon and hydrogen are combusted, carbon dioxide and water are the products. Using the enthalpies of combustion for C4H4 (-2341 k...

**Chemistry**

Umm... the H2 is hydrogen and C4H8 is Carbon 4, Hydrogen 8. If I knew what it meant than I wouldn't be asking for help, would I?!?!?

**Chemistry**

Calculate the change in the enthalpy of the reaction. C4H4(g)+2H2(g)===>C4H8(g) Use the following: change in enthalpy of combustion for: C4H4=-2341 kJ mol-1 H2=-286 kJ mol-1 C4H8=-2755 kJ mol-1

**physics**

Correct Answer: D — It increases by 15 joules. Explanation: The amount of work done by non-gravitational forces in moving an object from one position to another is equal to the change in the gravitational potential energy of the object. If 15 joules of work are done on th...

**physics**

What is the weight in newtons of a 250 g package of cereal? need answer and work shown asap! plz and thank u!

**accounting**

The balance in the unearned fees account before adjustment at the end of the year is 112,790. Of these fees, 69,735 have been earned. In addition, 13,200 of fees have been earned but have not been billed. Journalize the entry to the adjust the unearned fees account.

**4th grade**

name the seven continents of the world.

**English**

Sorry about not explaining it the first time. I put everything that I have towards conquering my goals that I set for myself and if I'm not able to reach a certain goal I know inside my heart that I haven't let myself down and that I will continue to strive to great le...

**English**

I'm not writing a scholarship or anything like that. We had to find two things like that on the internet and reword them because were doing commercials that have to do with the characteristics of college for a project. I'm only in 9th grade.

**English**

I can re-word these two seperate things. I found them on the internet but need to change the words. Any help would greatly be appreciated. "I believe that I deserve this scholarship because I put so much effort into every task that I am given. I give only my best, and see...

**Geography**

Country:the people who live in a nation or country City:a large and densely populated urban area

**capitalization**

Correct

**World Geo.**

3. The Testimony of Faith, prayer, giving Zakat(support of the needy),Fasting the month of Ramadan,The Pilgrimage to Makkah 5. Horn of Africa

**language arts**

spinach broccoli bean sprout turnip rhubarb radish

**science assignment**

This is question that I feel that you can answer on your own. View it on how it has changed our society and the types and uses of technology that people now have available to them. Everyone has their own opinions towards this

**Child Growth & Development**

Do you know of any websites that would help me with this following question. Describe three or more differences between genders during teenage years? Regarding physical/ emotional differences. Thank you for your help

**algebra**

Factor : (4x^2-7x+3) - (3x^2-5x)

**geometry**

Lol, okay. Thank you very much !

**geometry**

If the area of Triangle T, sides 5,12, and 13 equals the area of rectangle R, width 3, then what is the perimeter of rectangle R?

**Latin**

Well what does "pacem" mean?

**Latin**

What does Ex Pacem mean?

**geometry**

Thank you !

**geometry**

Find the area of a rectangle that has a diagnol of 13 cm and a height of 5 cm.

**English**

Not in Comfortable, but in Fashionable, you don't say the "i". So, instead think of it as Fashonable.

**5TH GRADE MATH**

a blank is abuot the size of a sports drink bottle it contains 1,000 milliliters

**Math pizzazz worksheet answers**

Can anyone help me with math w/ pizzazz middle school d- 58??????

**chemistry**

I need help Calculating the mass of HCL neede to react with 20.0 grams Zn. Zn+HCL -> ZnCl2+H2

**chemistry**

This is a combustion reaction of a hydrocarbon, so the product should be CO2 and H2O, which is how you correctly solved the problem, but you say the product is CO and water. If this is the case, the coefficients in the balanced chemical reaction would be 2,7,6,8. Making the ch...

**english**

wordy is the answer

**English**

i have the same questions

**math**

about 88 of every 100 people in america eat turkey onn thanksgiving. ther are about 300 million people in america, About how many of them eat turkey each thanksgiving.

**math**

about 88 of every 100 people in america eat turkey onn thanksgiving. ther are about 300 million people in america, About how many of them eat turkey each thanksgiving.

**math**

about 88 of every 100 people in america eat turkey onn thanksgiving. ther are about 300 million people in america, About how many of them eat turkey each thanksgiving.

**college**

Please help me write a discussion on the 3 market shifts in the fashion industry

**arithmetic**

What is 67 5/8 x 6?

**Math**

Jill and Matt run on a 400-meter-long oval track. They each run 10 laps daily and both run in the same lane. One day, they begin at the same point, but ran in opposite directions. Jill ran at a constant speed that was 2 meters per second faster than Matt's constant speed. ...

**algebra equations**

i need help solving the following: 10h = 8h + 6 and 6x + 2 = 3x - 1

**12th grade**

If f(x)= 1/1-x Find the composition of f(f(x)). So I get 1/1-(1/1-x) I'm not sure if I am putting it in my calculator correctly because I keep getting a line. Is that right? If I put it in with the parentheses differently, I get the graph of f(x)=1/x. Does anyone know whic...

**Calculus**

If f(x)= 1/1-x Find the composition of f(f(x)). So I get 1/1-(1/1-x) I'm not sure if I am putting it in my calculator correctly because I keep getting a line. Is that right? If I put it in with the parentheses differently, I get the graph of f(x)=1/x. Does anyone know whic...

**MATH**

I need help ASAP. A firm produces its output in two plants, A and B.a. To maximize its profit, the firm should produce the output at which ______ equals ______. It sets the price given by ______. b. It should allocate this output between the two plants so that ______ equals __...

**economics**

I can't seem to answer these questions

**economics**

Can someone assist me with these two questions. Thanks A perfectly competitive firm's demand is ____________ elastic and equal to ____________ which is equal to ____________. A firm is allocating 16 hours a day on its assembly line to producing goods A and B, 12 hours to A...

**Ethnic Diversity**

I am in Axia as well and this class has definitely been rough on me so I am glad I found the help here! thanks!

**algebra**

Rectangle R is formed by joining the centers of two congruent tangent circles and then drawing radii perpendicular to a common external tangent. If the perimeter of R is 60, what is its area?

**economics**

You are planning to estimate a short-run production function for your firm, and you have collected the following data on labor usage and output: Labor usage Output 3 1 7 2 9 3 11 5 17 8 17 10 20 15 24 18 26 22 28 21 30 23 Does a cubic equation appear to be suitable specificati...

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