Belle

Newest questions and responses by Belle
  1. Math

    Solve the system using elimination. 5x-5y=10 and x-5y= -14

    asked on January 11, 2019
  2. Math

    Is negative 15 an rational or irrational number?

    asked on May 30, 2018
  3. HELP History

    How did Joseph McCarthy and the House Un-American Activities Committee help produce a Red Scare? Used public fear Intercepted and decoded Soviet message Campaigned to ease media censorship Arrested and prosecuted thousands of radicals Used public fear?

    asked on May 29, 2018
  4. HELP History

    What was the result of the Soviet Union placing nuclear weapons in Cuba? Cuban Revolution Cuban Missile Crisis Guantanamo Bay Invasion Bay of Pigs Invasion

    asked on May 29, 2018
  5. History

    Which option suggests the wide-ranging influence of the refugee Nazi scientists on US technology? A-these scientist proved themselves trustworthy by designing the atomic bomb, leading to the Saturn V rocket. B-These scientists developed the first working

    asked on May 15, 2018
  6. Biology

    Which phrase does NOT describe one of the functions of proteins of the plasma membrane? -forming a channel through the membrane -initiating the replication of the genetic material (CORRECT) -binding to a substance to carry it through the membrane -acting

    asked on November 5, 2017
  7. Pre-Algebra

    The team won 12 of its 20 games. The team’s won-lost ratio i?

    asked on February 2, 2017
  8. Chemistry

    How many grams of AlCl3 are produced when 53.0 g of Al reacts?

    asked on January 25, 2017
  9. Cal

    You plan to paint a sphere of radius 200 cm with a coat of pain .2 cm thick. Use differentials to approximate the amount of paint that is needed. Use the equation for the volume of a sphere. So far I have C=81, X=82, f(x)= x^1/4 and C-x = 1 (If correct)

    asked on October 26, 2016
  10. physics

    an antelope moving with constant acceleration covers the distance between two points 70.0m apart in 7.00 s.Its speed as it passes the second points is 15.0m/s. a.What is its speed at the fist poin? b.What is ita acceleration?

    asked on July 14, 2016
  11. math

    In the numeral 1 992, the thousands digit is increased by 7 and the tens digit is decreased by 4. what is the new number formed?

    asked on June 29, 2016
  12. math

    in the numeral 1 992, the thousand digit is increased by 7 and the tens digit is decreased by 4. what is the new number formed?

    asked on June 29, 2016
  13. math

    A three-digit code is made up of three different digits from the set (2,4,6,8). How many three-digit codes can be formed if no digit is repeated?

    asked on June 29, 2016
  14. math

    The billion period has three different even digits whose sum is 12. each of the other places is occupied by 8. what is the number?

    asked on June 29, 2016
  15. Calculus

    The base of a solid is the circle x2 + y2 = 9. Cross sections of the solid perpendicular to the x-axis are semi-circles. What is the volume, in cubic units, of the solid?

    asked on February 15, 2016
  16. English

    I would like for someone to check my sentences. Cross out any prepositional phrases. Underline the subject once and the verb or verb phrase twice. Label the Adv. 1.) Her dog likes to lie upon a pillow throughout the afternoon. ( subject:dog verb: likes

    asked on February 2, 2016
  17. Math

    A dilation has center (0, 0 ,0). Find the image of the point (-1, -2, 0) for the scale factor of 3. I'm not sure how to do this.

    asked on November 19, 2015
  18. Geometry

    A dilation has center (0, 0 ,0). Find the image of the point (-1, -2, 0) for the scale factor of 3. Please help!

    asked on November 19, 2015
  19. biology

    What type of extraction is needed to isolate integral proteins? (Hint: a type of amphipathic molecule is in this solution)

    asked on August 31, 2015
  20. statistics

    P( 1.05 < Z < 2.05) Need help solving please

    asked on June 18, 2015
  21. Math

    Writing a formula to the surface area of a cube of its length x is edge length=x over six right ? Or I did it wrong

    asked on January 8, 2015
  22. Math

    Please help :( find the lateral and total surface of each prism round if nesccesary and a rectangle has one side 2 ft one 4ft and one 4.5

    asked on January 8, 2015
  23. Math

    The bases of a prism are right trinanges with side lengths 6 meters, 8 meters and 10.. The height of the prism is 3 meters. What's is the lateral area of the prism? What is the total surface area?

    asked on January 8, 2015
  24. Math

    It cost 4$ to enter the fair.Each ride cost $2.50.You have $21.50.How many rides can you go on?

    asked on December 4, 2014
  25. Science

    If the original pressure of a system is 700 torr, temp 30 C and volume 100L, what will the final volume be if the pressure is increased to 750 torr and temperature to 37C

    asked on December 4, 2014
  26. ayo science help pls? my answers

    1. Which organisms are capable of converting gaseous nitrogen in the air into a form that other living organisms can use? A. nitrogen-fixing bacteria B. denitrifying bacteria C. decomposers D. producers 2. Which step in the nitrogen cycle is accelerated at

    asked on November 13, 2014
  27. Math, algebra

    Can someone help me with functions? I'm studying for my test tmrw and I need help

    asked on November 5, 2014
  28. physical science

    The present record for the 100 meter dash is 9.58 seconds. back in 1988, Johnson ran the 100 meter dash in the world record time of 9.79 seconds. He was later to lose both his record and his gold medal to runner up Lewis because of steroid use. Calculate

    asked on September 18, 2014
  29. physical science

    Superfly, mass of only 1 gram, but capable of flying at the incredible speed of 840 million km/hr, meets a locomotive with a mass of 20,000 kg, traveling at 40km/hr. Who has the greater momentum?

    asked on September 18, 2014
  30. Physical Science

    at a speed of 30 mi/hr, the car crashes head on into a brick wall. despite the fact that the car crunched to a total stop, one of NEWTON'S laws predicts that you will continue to fly forward at 30 mi/hr until you collide with the windshield or dash. WHICH

    asked on September 18, 2014
  31. Physical Science

    Superfly, mass of only 1 gram, but capable of flying at the incredible speed of 840 million km/hr, meets a locomotive with a mass of 20,000 kg, traveling at 40km/hr. Who has the greater momentum?

    asked on September 18, 2014
  32. Physical Science

    The present record for the 100 meter dash is 9.58 seconds. back in 1988, Johnson ran the 100 meter dash in the world record time of 9.79 seconds. He was later to lose both his record and his gold medal to runner up Lewis because of steroid use. Calculate

    asked on September 18, 2014
  33. physical science

    one gallon= 3.785 liters. If you were charged $1.10 per liter at the pump for Regular, how much would you be paying per gallon? Assuming American price levels, do we stop at this station or drive on?

    asked on September 18, 2014
  34. Physical Science

    You are driving. You have enough gas in your tank to go 50 miles. The next town is 72 kilometers away. Can you make it? Show work.

    asked on September 18, 2014
  35. physical science

    the distance from one place to another is 80 miles. How far is it in kilometers?

    asked on September 17, 2014
  36. Physical Science

    Ok, I just want to make sure I am doing this right. It says mass= 3800grams. Silvers density is 10 grams/cm^3. How much will volume of water with silver displace in cm^3? So would it be 3800g/10g= 380 grams? or is that wrong?

    asked on September 17, 2014
  37. Physical Science

    Suppose an all good crown has mass m=3800 grams. Gold has a density of 19 grams/ cm^3. What is the volume of water displaced by a gold crown (in cm^3)? Please help :)

    asked on September 17, 2014
  38. Math

    The problem is ; 10x+8-y X= 2 Y=5 Every time I do it I get 23 but my teacher says I'm wrong . where am I wrong ? someone help me please .

    asked on August 26, 2014
  39. math

    120 / 2p = 30

    asked on June 9, 2014
  40. Science

    Apart from Water and Salt what other things/substances are neutral?

    asked on May 18, 2014
  41. Math

    How many different ways can you write a^(m/n)?

    asked on April 27, 2014
  42. MATH

    WHAT IS 8,042,176 IN WORDS?

    asked on September 27, 2013
  43. geometry

    Given: ÚA ≅ÚE CF bisects ÚECA Prove: ¢AFB≅ ¢EFD

    asked on November 27, 2012
  44. algebra

    What are the steps to show the quotient in simplest form? 0.000027 ÷ 0.000009

    asked on October 16, 2012
  45. Math

    The ages in years of the houses on Kelly’s block are 20, 26, 11, 2, 28, 18, 2, and 27. Find the mean age of the houses. Find the median age. Find the mode. Which measure(s) would you use to represent the ages of the houses? Explain

    asked on October 10, 2012
  46. Algebra 1

    Solve for x "variable": Rectangle with length of (8x) m and width of (2x) m has a perimeter of 140 m.

    asked on October 1, 2012
  47. algebra 2

    two trains leave the dallas port going in opposite directions. if one train goes 56 miles per hour, and the other goes 52 miles per hour how long will it take them to be 363 miles apart? how do i set up this problem?

    asked on September 23, 2012
  48. geometry

    Name < DAE a different way

    asked on April 15, 2012
  49. Algebra 2

    formula for converting celcius to fahrenheit: F=9/5C+32 a) what is the inverse of the function? b)use the inverse to find the celcius tempertature that corresponds to 25F Please help i have no idea how to solve this :(

    asked on January 19, 2012
  50. physics

    a car pulling a 1500-kg trailer produces an acceleration of 0.50m/s^2. a)the frictional force in the wheels of the trailer is 125N. what force is the car exerting on the trailer? b) what force is the trailer exerting on the car?

    asked on July 26, 2011
  51. College algebra

    Given a quadratic equation in the form y = ax2 +bx +c , and four choices of graphs representing that equation, how can you tell which choices could be eliminated right away by looking at the equation and looking at the graphs and doing some minimal

    asked on June 7, 2011
  52. History

    Is italy a country?

    asked on April 6, 2011
  53. chemistry

    Determine the delta H for the following reaction C3H4(g) + 2H2(g) --> C3H8(g)

    asked on March 5, 2011
  54. Fin 200 Intro to Finance

    I am having trouble with week 1 assignment, to create a statement of cash flow. I am seriously confused on the directions and how to select which amounts to use and how to configure the increase and decreases of money, actually everything is confusing and

    asked on May 22, 2010
  55. Fin 200 Intro to Finance

    I have to make a statement of cash flow for the Crosby Corp from our week 1 assignment but I am totally lost, i just don't understand how to accomplish this.

    asked on May 22, 2010
  56. INB 205 International Business

    Am doing a powerpoint presentation and am having trouble with defining the relevance of international strategy to business people.

    asked on May 1, 2010
  57. Maths

    how do i find the derivative of y=2sin8(x+pi/4)-12??

    asked on April 30, 2010
  58. 12th grade

    how do I differentiate y=2sin8(x+(pi/4))-12?

    asked on April 30, 2010
  59. english-what would you wish for

    This was the question of the day What would be one wish that you would wish for if you had a chance. I would wish for Earth to stay as our home forever. Can I have your outlook on this?

    asked on April 13, 2010
  60. AP Statistics

    if the probability of a dribbling drummer is .38, find the standard deviation of the dribbling drummers drumming for the twelve drummers drumming

    asked on January 7, 2010
  61. AP Statistics

    if the probability of a swan drowning is .27, find the probability of exactly 4 out of the 7 swans drowning.

    asked on January 7, 2010
  62. algebra (i need help calculating my grade)

    i have exams tomorrow and i would like to figure out what i need to make on my exam to pass, daily grades are 30% major grades are 70% i averaged my daily grades to 84.5 my major grades so far are 77,85,91 what do i do next to figure out what i need to

    asked on October 23, 2009
  63. Trailer

    where can I watch the newest trailer of New Moon

    asked on October 5, 2009
  64. History

    What were mummy shaped figures that worked in after life fields for the mummy?

    asked on November 3, 2008
  65. Physics - Torque

    A student of mas 70kg wants to walk beyond the edge of a cliff on a heavy beam of mass 300kg and length 10m. The beam is not attached to the cliff in any way, it simply lays on the horizontal surface of the cliff top, with one end sticking out beyond the

    asked on April 22, 2007
  66. Physics - Torque

    Consider a rectangular block of mass 30kg, height= 3m, length = 2m. A force F is applied horizontally at the upper edge. The acceleration of gravity is 9.8 m/s^2. 1)What is the minimum force required to start to TIP the block? 2)What is the minimum

    asked on April 22, 2007
  67. Physics

    A cyclotron designed to accelerate protons of mass 1.673 x 10^-27 kg to an energy of 5.5 MeV has a diameter of 9m. The charge on a proton is 1.602 x 10^-19 C. What magnetic field must be used? I think the formula r = mv/qB should be used but i don't know

    asked on April 11, 2007
  68. Physics

    An electric motor has 72 turns of wire wrapped on a rectangular coil, of dimensions 3cm by 4cm. Assume that the motor uses 14A of current and that a uniform 0.5T magnetic field exists within the motor. 1)What is the maximum torque delivered by the motor?

    asked on April 8, 2007
  69. Physics

    100000W of power is delivered to the other side of a city by a pair of power lines with the voltage difference of 15000V. a) how much current flows in the lines? 100000/15000 = 6.9 A b) Each of the 2 lines has a resistance of 10 ohms. What is the voltage

    asked on January 31, 2007
  70. physics

    The compressor on an air conditionner draws 55 A when it starts up. If the start up time is 0.50s how much charge passes a cross-sectional area of the circuit in this time. Answer in units of C.

    asked on January 27, 2007
  71. Math sequence

    Let {An} be the sequence defined recursively by A1=sqr(2) and A(n+1) = sqr(2+An) for n is bigger and equal to 1. Show that An < 2. What is An? and how do I find it? Thank you for your time. An is the nth number in the sequence, and is defined by the

    asked on January 7, 2007
  1. English

    The last two are b. suspicious "those screams-they sound familiar"

    posted on September 24, 2018
  2. HELP History

    Thank you!

    posted on May 29, 2018
  3. History

    i have checked for the answer and d) the states raised and providedthe soldiers in the army and navy, and congress appioted all the officers is not correct.

    posted on May 3, 2018
  4. Math

    307 200

    posted on July 9, 2017
  5. please check(Social studies)

    Yup, ikr

    posted on February 2, 2017
  6. Mrs.Sue i have the CORRECT ANSWERS !

    Has anybody finished this yet? I need serious help. ;-;

    posted on February 2, 2017
  7. English

    Thank you!

    posted on February 2, 2016
  8. Maths

    96

    posted on January 18, 2016
  9. Math

    Never mind. Reiny helped me!!

    posted on November 19, 2015
  10. Geometry

    Thanks Reiny!

    posted on November 19, 2015
  11. algebra

    What are what?

    posted on November 19, 2015
  12. math

    THE ANSWER IS 64!! I'M SO SORRY. 😂

    posted on November 19, 2015
  13. math

    I mean 16

    posted on November 19, 2015
  14. math

    64

    posted on November 19, 2015
  15. math

    20

    posted on February 23, 2015
  16. MATH

    haha idk but same name lolol if i had to guess i would say c

    posted on November 13, 2014
  17. Plz help me.

    I just took this on connexus. Jacob is right its 1.D 2.D 3.B 4.A Trust me I got 4/4

    posted on November 13, 2014
  18. Reading/English

    Here are some of your mistakes. Question 3 is B. The speaker believes the greatness of Britain could disappear, just as did that of Nineveh and Tyre. Question 4 is A. the dialect Question 8 is B. He forces students to learn one way or another. Question 9

    posted on May 26, 2014
  19. Math

    never mind

    posted on April 27, 2014
  20. Math help!

    I thought if I couldn't get it to subtract 81-87? So I just put 81, 82, 83, 84, 87? Then go from there to get my middle? ok And the best sounds like it would difinietely be 84. I am going to go back to my chapter and see what I forgot. Thanks Ms. Sue!

    posted on October 11, 2012
  21. Math

    Ok so the median is the best choice ok thanks!

    posted on October 11, 2012
  22. Fin

    Hi, I don't have an answer but am trying to figure out how to accomplish the amount outcomes for the loans, if any help is there I would greatly appreciate it!

    posted on June 30, 2010
  23. Finance

    Hi Reba, I am taking the same course as you are but only in week 1, I wanted to ask you for help with the statement of cash flow, did you understand how to accomplish this? I am very confused ... maybe you can help me. thank you, southern belle

    posted on May 22, 2010
  24. Maths

    thank you so much I can see where I went wrong now.=D

    posted on April 30, 2010
  25. trig 30

    hey Rae, there is two ways you can do this... 1/ find the common factor of 2cos^2x+cosx=1 and bring out the front which = cosx(2cosx+1)=1 therefore either cosx=1 OR 2cosx+1=1 (because there will be multiple answers) for cosx=1 use the unit circle to show

    posted on April 30, 2010
  26. 12th grade

    I forgot to put Math B

    posted on April 30, 2010
  27. English

    If you are still having troubles, then try posting once sentence at a time.

    posted on April 13, 2010
  28. 9th grade : Algebra

    the output of a finction is more 5 more than 2 times the input. find the input when the output is 17.

    posted on October 9, 2009