# it is an equation 9b- 4b+ 3b= 16 please write it step by step

58,438 questions, page 380

Hi, I am asked to do this: 12. A buffer solution containing HBO32 –(aq) and BO33 –(aq) ions is used to standardize pH meters in the range pH > 7. Write net ionic equations for the reactions that occur in the buffer solution for the following

asked by David on August 8, 2006
2. ## college algebra

A rectangular box with no top is to be constructed from a 10 in. x 10 in square piece of cardboard by cutting equal square of side x from each corner and then bending up the sides. Write the volume of the box as a function of x.

asked by k on March 23, 2013
3. ## Early Childhood Ed. Question

If you are asked to do a frequency count on a child's placement of toys in his mouth,do you write down exactly when it happens or remember how often it happens? You will need the time, because you need to tabulate the time between. Frequency is in units of

asked by Tamera on July 17, 2007

venn diagram circle a numbers:838,848,868,878 circle b numbers:403,509,600,702 What number would you write where the circles overlap?

asked by derek on October 27, 2011
5. ## soc..

write a essay describing de jure segregation include why was it established , what happen with de jure segregation from reconstruction to the civil rights movement , and how was jim crow enforced throughout this period

asked by Tim on November 26, 2011
6. ## geometry

the Parkers are installing a wooden fence in the back yard they have 330 feet of wood the lip can be no more than 90 feet write and solve equality define the max width of the fence

asked by Anonymous on May 4, 2015
7. ## Math

A basketball team lost 8 of its 13 games with no ties write the ratio of wins to losses= 5/8 A state sales tax rate is 5% if the tax on a purchase was \$32.45 what was the price of the purchase =\$649

asked by J.M.H on October 20, 2009
8. ## Grammar

Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence. Mark each verb used in bold and, in parentheses, identify the specific tense used.

asked by Audrey on July 28, 2010
9. ## LA 101-STUDY SKILLS

How can i write a thesis statement for this statement:The target for achieving universal primary education is that by 2015, children everywhere,both boys and girls must complete full cycle of primary school.

asked by Solomon.ROY on April 6, 2013
10. ## Writing Skills Part 4

2.which of the following would most likely be an entry in a topic outline? A.Toys can be gender - neutral. *B.Toys children love C.Quality toys should require some imagination D.It's possible for toys to be both educational and entertaining. Thank you for

asked by Samantha on March 2, 2015
11. ## Engineering

Your green house irrigation sytem is plumbed with 3/4" pvc pipe from which 1/2" branch lines are routed to each row of plants. if the city supplies water that flows at 3ft/sec what is the velocity of the water at plants level? WEhat is the flow rate in

asked by Matt on September 10, 2006
12. ## C++

Write a complete, working program that will do the following: Suppose you want to write a program to calculate the total cost of an item that has sales tax added. If a given item costs 14.97, and the tax rate is 6.7%, display the following information: a)

asked by nick on September 9, 2013
13. ## English-Essay Writing

If someone could check this for me please. I'm writing an essay on To Kill a Mockingbird and have to have 3 conjunctives that follow the pattern-semi colon, conjunctive adverb, comma. I'm hoping I don't have to write the whole sentence so here goes: be

asked by Mike on April 3, 2009
14. ## spelling

write a spelling word for each clue. a harbor,to tell , wood,used,utensils,abattle,flowed and the words is to choose them it is fork,worn,form,fourth,war,storm,horse,warn,forest,court,porch,poured,port,importtant

asked by sara on January 4, 2010
15. ## ELA

write a basic or review word to complete each book title. 1.Dont dirty or ___ our water by crystal kleer:pollute 2.how to __ a cake by f ross ting:decorate 3.bird __ by duck e over:migration 4.how to make a positive__ by look n goode:impression

asked by Neon on April 23, 2012
16. ## algebra 2

Hi there, I feel so embarrassed that even after you give me the answer, i don't even know how to format it. I most definately need to learn this and quickly! if I expect to make my grade. I really apologize for my shortcomings. But, how is it that you

asked by esther on February 26, 2011
17. ## English

I have to write in AP Style. The judge ordered a suspended sentence for the convicted felon and said the parole would stand as long as Jones followed the guidelines for good behavior. Any public relations professional must al least consider a set of

asked by Dashaun on November 11, 2019

____________is an example of communication. a. Planning the plotline of a book that you plan to write. b. Setting a reminder text on your cell phone c. Updating your status on a social networking site. d. Listening to classic tunes on an MP3 player. I

asked by anonymos on November 17, 2014
19. ## history

What caused the Roaring Twenties to come to a grinding halt? Analyze the events of the 1920s that contributed to the demise of the American economy, using economic, social and political variables. (This is an essay 1-3 pages,I am really behind in school

asked by rosie on March 13, 2019
20. ## hca240

Write a 150- to 200-word script for a radio ad that promotes a healthy musculoskeletal system in old age. Address the risk factors for arthritis, osteoporosis, and injuries from falls. Incorporate prevention strategies such as proper nutrition (calcium,

asked by trudy on December 9, 2009
21. ## hca 240

Write a 150- to 200-word script for a radio ad that promotes a healthy musculoskeletal system in old age. Address the risk factors for arthritis, osteoporosis, and injuries from falls. Incorporate prevention strategies such as proper nutrition (calcium,

asked by michelle on January 25, 2010

I WANT TO WRITE ESSAY describing what us government should do for new orleana and Haiti haveboth brought forth pleas for american aid;oil spills in gulf statesare creating enviromentalconcernes . the wars are causing loss of life . and where you believe

asked by NAH on November 7, 2010
23. ## British Literature

My class is reading from the Canterbury Tales from the prologue. I have to read the Manciple part. Our teacher wants us to write a paragraph about our character. I'm not sure what she's askiing for. I guess I have to research the manciples appearance,

asked by Jennifer on February 17, 2011
24. ## cultural diversity

I need some help. I have to pick a subordinate group and write a journal entry. I have to describe as if i were a member of that group, tell where the group originated from and so on. I chose to write about African Americans. I have found most of the

asked by jessica on August 25, 2006
25. ## Strayer university

Suppose that the Fed's inflation target is 2%, potential output growth is 3.5%, and velocity is a function of how much the interest rate differs from 5%: %^V= 0.5 X (i-5). Suppose that a model of the economy suggests that the real interest rate is

asked by Joanne on December 16, 2012
26. ## Science (Chemistry)

A chemical system within a sealed 1 L reaction vessel is described by the following reversible reaction equation: 2H2S(g) 2H(g) + S2(g) If the equilibrium constant is 0.000 004 200 at 1103 K find: (a) the reaction quotient intially (b) the order of

asked by Kibito on May 19, 2015
27. ## Chem

I think I can do the orbital notation but how do I identify what other three anions have the same electron as Ne and same with cations for #2??? 1.) Identify three anions with the same electron configuration as Ne. Write the orbital notation for these

asked by Emma on November 9, 2015
28. ## SIMPLE RESEARCH

HOW DID A COLONIAL ELECTION WORK. IF YOU COULDN'T READ OR WRITE HOW DID U VOTE? see below. http://www.answers.com/topic/election "In colonial America the election of church and public officials dates almost from the founding of the Plymouth Colony, and the

asked by LUSSE on November 19, 2006
29. ## Algrebra II

hi, thanks for reading this I have a question for finding vertical and horizontal asymptotes! as to finding the intercepts, domain, and graphing it all together... like y= 6 over (x+3) I don't quite understand the concepts and things, but if you can give

asked by Kaz18 Tsuruoka on July 13, 2007
30. ## COM 220

I am needing to write an outline on Immigration in the United States. Here is my thesis " While immigration has positive results to the U.S., illegal immigration laws must be enforced to reduce the negative impavt of costs and the admittance of legal

asked by P on October 15, 2010
31. ## history

president roosevelt implemented a set of programs called the new deal. identify the problem that the new deal was designed to deal with. list other possible solutions and their advantages and disadvantages. then write a short evaluation of the chosen

asked by hhh on May 27, 2016
32. ## brown

parker wants to buy as many toys as she can with her 10\$she can buy individule ponies for 2\$ each or a set of 2 dolls for \$3 what she she buy and why what do you need to find out what operations will you use why write a number sentence to show how you

asked by jennie on November 9, 2011
33. ## Bus

I am trying to find useful informations on "whether its a good idea to open a Pizza Hut business in Winnipeg?" Can you help me find websites. I really need it for my case study where i have to research and write 2 page, but i cant seem to find any suitable

asked by *Thara* on February 9, 2010
34. ## Geography (Ms. Sue)

Do you recommend any videos of a particular city in the United States, in which I could gather information for a report from? Also, if I typed my report, could you assist me in correcting as well as improving it? The report is supposed to relate to the

asked by Anonymous on October 18, 2013
35. ## Algebra

Solve the problem. A rectangle with width 2x + 5 inches has an area of 2x4 + 9x3 - 12x2 - 79x - 60 square inches. Write a polynomial that represents its length. I got x^3+2x^2-11x-12 inches. is this correct? I used long division.

36. ## Chemistry

#7 Charcoal briquettes consist almost entirely of elemental carbon. When they burn in the open air, carbon monoxide and carbon dioxide are produced. Write balanced chemical equations illustrating the production of each combustion product.

asked by Royce on October 23, 2015
37. ## Writing

oh noo i dont want to write book so maybe this: how is racism interconnected with culture and what role does social structure play in racism and is it socially constructed if so why and how and to what capacity is power involved in racism maybe this if so

asked by Alie on December 21, 2016
38. ## trig

Find all solutions of the equation. Leave answers in trigonometric form. x^5-1024=0 I got 4(cos tehta + i sin tehta), tehta = 0, 2pi/5, 4pi/5, 6pi/5, 8pi/5 is this right

asked by haley on July 2, 2013
39. ## Math

I don't understand this quadratic equation: The ratio of the measures of the length and width of a rectangle is 5:7. the area of the rectangle is 1,715 square feet. Find the dimensions of the rectangle.

asked by Elizabeth on January 31, 2012

The length of a child's square-based jewelry box is 5cm more than its height. The box has a capacity of 500cm^3. Solve a polynomial equation to determine the dimensions of the box.

asked by Zara on April 29, 2017
41. ## Algebra

You are filling a 19,400 gallon pool, w. The pool fills at a rate of 8 gallons per minute, m. The amount of water in the pool at any given minutes can be found using the equation. What is the domain and range.

asked by Chloe on October 16, 2019
42. ## NEED Math Help ASAP PLZ!!!

I don't know how i got this question wrong. In a direct variation, the constant of proportionality is -3. Which of the following would be its equation? A) y = x - 3 B) -3y = x C) y = -3x D) -3 = xy I put A as my answer... but it says the answer is C! How

asked by Scarlett on December 18, 2015
43. ## algebra

Solve the quadratic equation: 2x(squared)+6x+12=0 I know you have to find two numbers that =24 (2 times 12) and have a sum of 6. But I can't think of any! Can someone please help? Use the quadratic. And this problem has no real answers, they are imaginary.

44. ## chem

19. A radioactive nucleus decays to yield a bismuth-211 nucleus and an alpha particle. What was the identity of the original nucleus? Show the nuclear equation that leads you to this answer.

asked by Zak on November 21, 2014
45. ## orgenic chemistry

why is the reaction mixture(isopentyl acid, glacial acetic acid,concentrated ssulfuric acid) extracted with sodium bicarbonate?give an equation and explain its relevance

asked by priya on November 11, 2009
46. ## math

Find, correct to the nearest degree, the three angles of the triangle with the given vertices.? A(2, 0),B(4, 5), C(-3,2) ANGLE- CAB ANGLE- ABC ANGLE- BCA In degrees. I got the vectors AB BC AC and I know the equation b.c= |b| |c| cos t

asked by christina on September 13, 2013
47. ## probability

The odds against Paul Phillips winning the 100 yard dash are 7:2. Determine the probability that: • a) Paul wins. • b) Paul does not win. How do I set this up to find out the equation/answer?

48. ## Chemistry

The equation for the complete combustion of ethene (C2H4) is C2H4(g) + 3 O2(g) ==> 2CO2(g) + 2H2O(g) If 2.70 mol C2H4 is reacted with 6.30 mole O2, identify the limiting reagent. show all work.

asked by Danny on March 27, 2010
49. ## Trig

Find all values of theta in the interval 0

asked by Waldo on March 14, 2011
50. ## math

The model N = 10(4+3t)/1.25 describes the number of deer (N) in a park t years after 40 deer are introduced into the region. Approximately how long will it take the deer population to reach 224? How would I set up this equation?

asked by jennifer on September 28, 2008
51. ## trig

The cross section of a television antenna dish is a parabola. A dish has a receiver that is located at the focus, 4 ft. above the vertex. Find the equation. (which I did) -- x^2 = 8y If the dish is 8 feet wide, how deep is it?

asked by lindsey on December 20, 2011
52. ## orgenic chemistry

why is the reaction mixture(isopentyl acid, glacial acetic acid,concentrated ssulfuric acid) extracted with sodium bicarbonate?give an equation and explain its relevance

asked by priya on November 11, 2009
53. ## Math

Find all solutions to the equation sqrt(2-3x)= 9. Express your answer as a common fraction. I squared both sides and I got 4-9z^2=81 and then -9z^2=77 then I divided both sides by -9 and now I am stuck, I know I can square root both sides. But I think

asked by Mark on December 3, 2014
54. ## Calculus

Find the equation of the curve that passes through the point (x, y) = (0, 0) and has an arc length on the interval 0⩽x⩽π/4 given by the integral from 0 to π/4 of√(1+cos^2x) dx. a) y= sin(x) ------> My answer. Can you check for me, pleaseeee? b) y=

asked by Alice on May 8, 2019
55. ## algebra

A baseball player hits a baseball into the outfield. The following equation models the ball's path. If not caught, when will the baseball land? Round to the nearest tenth second. h = -16t^2 + 50t + 4

asked by tracy on October 20, 2011
56. ## college algebra

Please help. Merina is moving out of her mom's house to her new house which is 14 miles away to reach her new house. Truck A offers a flat fee of \$25 and \$.40 per mile. What is the proper equation to solve the problem.

asked by Nima on September 12, 2013
57. ## Maths

I have a maths exam tomorrow and am studying with a friend. We are working on a question and are getting two different answers. Could you please show us the right way to do it? 2(4x + 3)(4x - 3) - (4x + 3)squared p.s i couldn't find a squared symbol so

asked by Nat on March 15, 2008
58. ## Chemistry (Acids and Bases)

I just did a lab on Acids and Bases and I am having trouble with the lab questions I was given to complete. Concentration of NaOH: 0.09999 M Volume of NaOH: 3.25 mL # moles of NaOH: 0.325 moles Initial Concentration of Weak Acid: ? (How do we calculate

asked by Lalu on March 29, 2009
59. ## Chemistry

I just did a lab on Acids and Bases and I am having trouble with the lab questions I was given to complete. Concentration of NaOH: 0.09999 M Volume of NaOH: 3.25 mL # moles of NaOH: 0.325 moles Initial Concentration of Weak Acid: ? (How do we calculate

asked by Lalu on March 29, 2009
60. ## Algebra

If 12 less than 4 times a number is 8, the number is 5. Write a different sentence where the unknown number is also 5.

asked by Random on October 8, 2018
61. ## math

write in scientific notation 35,000 and 982,000,000

asked by felix on September 15, 2011
62. ## Math

If 12 less than 4 times a number is 8, the number is 5. Write a different sentence where the unknown number is also 5.

asked by Cheyanne on April 3, 2016
63. ## 3rd math

Write 35 divided by 7 in three different ways. What is the quotient? do they mean 35 divided by 5= 7 , 35 divided by 7= 5 or by sign?

asked by eve on January 23, 2009
64. ## math

if 12 less than 4 times a number is 8, the number is five. Write a different sentence where the unknown number is also 5

asked by Anonymous on October 4, 2019
65. ## math

write the following square root in form a root b where a and b are intergers and b has the least value possible . root 45=

asked by kennedy on December 4, 2014
66. ## MATH

write the following square root in the form a over sq root b, where a and b are intergers and b has the least value possible root 63 =

asked by ELLA on November 14, 2014

write x^2-11/5 log(2 x-1)+11/5 log(x-2)+ c as a single log im not sure how to change the brackets

asked by josh on February 28, 2010
68. ## Math

asked by Risha on November 12, 2018

find a ratio equivalent to the ratio 7 over 9 then use the ratio to write a proportion

asked by chris on November 11, 2010
70. ## MATH

the numbers below are Fibonacci numbers. 1,1,2,3,5,8,13,21,34,55,... write a rule for the pattern. what are the next three numbers?

asked by julian on March 22, 2011
71. ## Earth science

What come after evaporation? What come before evaporation? What come between evaporation? Can yon write all the water cycle?

asked by Quan Thaidoan on April 5, 2019
72. ## math

Write 14,060,000,000,000 in scientific notation

asked by Gio on February 23, 2014
73. ## math

find the sum of each of the following infinite series, if no sum, write no sum. 9-3+1-1/3+1/9... 1/2+1+2+4...

asked by purple1 on March 20, 2010
74. ## accounting

1. Use the general journal to journalize the following transactions completed during July of the current year. 2. Post from the general journal to the general ledger. Using the following steps. a. A. Write the current year and July 1 in the Date column.

asked by Mel on September 25, 2012
75. ## math

write a definition for an equivalent fraction. A. a fraction of multiplication B. fraction with unlike denominators C. a fraction with the value of n D. a fraction thar represents equal amount I put down D.

asked by Ami on July 29, 2012
76. ## math

I just want to see if my answers are correct and if no, can you please show your work and explain how to do it? Thank you. A. (x^1/2)^4√x^6 I got an answer of x^2x B. √x^4y^12 I got an answer of xy C. 3√a^6b^3 I got an answer of a^2b D.

asked by Anonymous on January 14, 2015
77. ## math

I just want to see if my answers are correct and if no, can you please show your work and explain how to do it? Thank you. A. (x^1/2)^4√x^6 I got an answer of x^2x B. √x^4y^12 I got an answer of xy C. 3√a^6b^3 I got an answer of a^2b D.

asked by donutsforlifebruh on January 14, 2015
78. ## algebra 1

Fiber-optic cables are used widely to increase the speed and accuracy of data transmission. When light passes through a fiber-optic cable, its intensity decreases with the increase in the length of the cable. If 1700 lumens of light enters the cable, the

asked by nicol on July 25, 2014
79. ## maths

A ship travels at a constant speed of 25 kilometers per hour (kph) in a straight line from port A located at position (xA, yA) = (−100,−100) to port B at (xB, yB) = (300, 100). (a) (i) Find the equation of the line of travel of the ship. (ii) Find the

asked by albert on May 9, 2011
80. ## math

1)solve the equation p=log(squareroot8)/log(2) 2)hence solve the equation log(31+log(16)/log(x))/log(9)=log(squareroot8/log(2)

asked by meredith on April 2, 2016
81. ## chemistry

Write a partial decay series for Po-214 undergoing the following sequential decays: á, â, á, â. Use e for an electron. Use the format +1 or -1 for charge. a)a decay b)â decay c)a decay d)â decay

asked by lisa on September 30, 2010

Mr. Whipple wants to blend two teas, regular and all-spice, whose wholesale cost is \$0.90/lb and \$1.20/lb respectively. He wil sell the mixture at \$1.65/lb and wishes to make a 50% profit over wholesale cost. What should the ratio of regular to all-spice

asked by Rebecca on August 23, 2006
83. ## Precalculus check answers help!

16. Find the distance between P (–2, 5) and the line with equation x – 3y + 4 = 0. (1 point) 17(sqrt10)/ 10 0 -17(sqrt10)/ 10 13(sqrt10)/ 10 ~ 17. Find the distance between the lines with equations 5x + 12y = 12 and y = –x + 3. (1 point) 24/13 ~

asked by Kelsey on May 30, 2012
84. ## Precalculus check answers help!

16. Find the distance between P (–2, 5) and the line with equation x – 3y + 4 = 0. (1 point) 17(sqrt10)/ 10 0 -17(sqrt10)/ 10 13(sqrt10)/ 10 ~ 17. Find the distance between the lines with equations 5x + 12y = 12 and y = –x + 3. (1 point) 24/13 ~

asked by Kelsey on May 31, 2012
85. ## computer and technology

It is important to verify internet source because. ----- choose that apply. A.the source should be written by real author. B.anyone can create a website and write false or inaccurate information on it c.you need to make sure it is owened by a government

asked by lily on January 8, 2015
86. ## English huckleberry finn

The book ends with Huck saying he's going to "light out for the Territory ahead of the rest." But there's a part of me that wonders if he won't decide to go back home to the Widow's with his friends. * Write a short paragraph or two to make another "last"

asked by Elizabeth on April 7, 2011
87. ## math

dave has a rabbit, a ferret,a gerbil and a turtle. He feeds them in a different order each day. In how many different orders can dave feed his pets. Make an organized list to solve each problem. Write each answer in a complete sentence show work please

asked by cam on September 10, 2012
88. ## Grammar (Ms. Sue)

Rewrite the sentences below that contain errors in pronoun-antecedent agreement. If a sentence is correct, write "correct." 1. Some of my friends wrote to NASA in their spare time to find out how to become an astronaut. 2. Either civilians or military

asked by Anonymous on May 20, 2013
89. ## Literature

I need help with this activity: 'Imagine that you are a columnist for the Verona newspaper. Write a column in which you cover Capulet's party, noting the guests, their outfits, and interesting gossip. Include your interpretations and understanding of the

asked by mysterychicken on January 2, 2010
90. ## Technical Communication

I have to rewrite a letter to a local newspaper. Original Text: your application for the advertised position has been forwarded to our personnel office. As the selection process moves forward, we will be in touch. Thank you for your interest. I have to

asked by Amy on October 19, 2015
91. ## Literature

Reading Response 1. List the characters in the story. Write one to two sentences on the defining characteristics of each one, providing at least one citation to illustrate your comments. Pelayo Elisenda The Old Man Father Gonzaga The Neighbor Woman The

asked by Anonymous on December 11, 2009
92. ## english

2. Efficient time management is essential to get things done because time: A. is a limited resource. B. is stressful. C. costs money. D. is a way to control our disorganization. is it D 3. One way to look at goal setting is: A. it is an exercise in

asked by Amy on March 13, 2013
93. ## english

Imagine you are on a local commission appointed to study the lack of proper recreation facilities for youth in your neighborhood. Decide what facilities should be recommended. Write an appropriate resolution to be presented to your county government.

asked by jason on November 4, 2010
94. ## Writing

Im wondering about citing a book in a paragraph basically would i just put Last name, Firstt name. title. edition. city: publisher, year.? Do I also need to include like what page numbers I exactly took it from and do i just throw this at the end of the

asked by John on August 30, 2011

1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^-(x+1) -2. Show table of values and each transformation clearly to get full marks. 2.Write two equations to represent the same exponential function with a y-intercept of 5 and an asymptote at y = 3.

asked by kdwk on March 13, 2012
96. ## Civics/History

Sarah supports ratifying a new Cybercrime Treaty. She would like to write a letter expressing her support. Where should she send her letter? A) to a supreme court justice B) to her district representative * C) to her senators D) to the president I can't

asked by Anonymous JAK on January 7, 2016
97. ## Social Studies

I am doing this project where I have to write a dialogue where Andrew Jackson and Henry Clay are talking about there hopes and dreams for the future. Except when I look it up online, I get the same answers. I have done a lot of research, but can't figure

asked by Faith on February 19, 2016
98. ## HIV and AIDS

I have to write a 1 to 2 page report about how research and medical advances in the field of AIDS. then I need to mention laws, regulations, and public health warnings that are given today to protect society. I can't find any laws in Ontario (my home

asked by AL 87 on April 4, 2010
99. ## English/Literature

I have to write an essay, but I just need help with coming up with some ideas. In the essay, I have to compare/contrast the plays "Ajax" OR "Electra" (both are by Sophocles) with the "Iliad" (by Homer). I CANNOT mention similarities/differences in plot

asked by Joshua on October 23, 2012