Saturday
January 21, 2017

# Posts by robin

Total # Posts: 400

Mat 116
Solve the system by graphing 8x-6=-18 6y-8x=18 divide 1 equation by 2 4x-3y=-9 divide 2 equation by -2 -4x-3y=-9 this makes both equation dependent slope intercept of two equation 4x-3y=-9 3y=4x+9 this makes this consistent. Just helping if I can.
April 11, 2010

Mat 116
0.5x+1<=1.3x-6 0.5x+1 <=1.3x-6 -1.3x -1.3x .8x+1-1<=-6-1 .8x <=-7 {x|x <= or >= 7/80 or 8.75 The answer seeking is either integer or decimal it states. My answer is {x|x <= 8.75 Is is right?
April 11, 2010

Mat 116
Solve using multiple principle. 7x=-56 The solution x= -8 or x= 7(-8)= -56
April 11, 2010

Mat 116
substitution method 7x +9y= 19 x=25-5y I read over all the problems I do not see any errors I can find. Please point this out! After this I have another problem 0.1<-4 0.1 X 100 < -4 10< -4 10 -4 _______ 10 10 {x|< - 4/10 or -0.4
April 11, 2010

Mat 116
substitution method 7x +9y= 19 x=25-5y ___________ 7(25-5y)+9=19 175-35 +9=19 -175 -175 _______________ -26y= -156 y=6 substitute for x x=25-5y x=25-5(6) x=25-30 x=-5 now substitute 7x+9y=19 7(-5)+ 9(6)=19 -30+56=19 19=19 his part is wrong I believe explain if I need to do ...
April 11, 2010

Algebra
elimination method 2r-7s =-1 7r+2s=23 _________ 9r -5s= 22
April 2, 2010

sociology
How would a functionalist approach interpret the pornography industry? I know they would look at the money, how do I explain their logic?
February 6, 2010

sociology
Why do we need a distinction between culture and structure? How is this related to other perspectives like conflict, ethnocentrism, or cultural relativism.
February 6, 2010

English
Can you proofread this revision and tell me if it looks correct? Thank you. You should invest in a good Dictionary—and a good Thesaurus as well—to help you write well. But you should also realize, as even Samuel Johnson did when he compiled the first English language...
February 3, 2010

English
My teacher wants me to proofread and make corrections on the following. Can you help me. I will send over the question and then below is what I have revised will you check it for me? The following paragraph contains five errors in grammar, punctuation, mechanics, or usage. ...
February 3, 2010

English-Ms Sue
Can you help me with this paragraph. Web searches can easily verify this. Try this, usa a database of news sources like Google News,in order to get a lower number of irrelevant results, like pages about the pianist, Emmanuel Ax, and the retailer A/X Armani Exchange, than using...
February 1, 2010

English-Ms Sue
Thank you
February 1, 2010

English-Ms Sue
Often, however, the dictionaries are wrong about this. In fact, by putting one word first; they are supporting a self fulfilling prophecy. Consider the entry, "ax or axe", which appears with the two words in that order, in five of my seven dictionaries. If we are all...
February 1, 2010

English-Ms Sue
This is my revision to my earlier question, please proofread. Often, the dictionaries are wrong about this, in fact by putting one word first; they are supporting a self fulfilling prophecy. Consider the entry, "ax or axe", which appears with the two words in that ...
February 1, 2010

English
OK, let me come back in a few minutes, thank you so much.
February 1, 2010

English
No I have not revised
February 1, 2010

English
The following paragraph contains five errors in grammar, punctuation, mechanics, or usage. Copy and paste the paragraph into the textbox, and then revise to correct the errors. 2. Often, however, the dictionaries are wrong about this, in fact, by putting one word first, they ...
February 1, 2010

math
How many ways can seven basketball players of different heights line up in a single row so no player is standing between two players taller then herself?
January 31, 2010

8th math
How many ways can seven basketball players of different heights line up in a single row so no player is standing between two players taller then herself?
January 28, 2010

science
how can a plastic ruler get a positive charge?
January 26, 2010

math
How many ways can seven basketball players of different heights line up in a single row so no player is standing between two players taller then herself?
January 26, 2010

English
How do you write a proper stanzas? and how many lines are in a stanza?
January 22, 2010

social studies
Who is Mr. Bombardier? and what things are linked with his name?
January 22, 2010

physics
One atom of Deuterium weighs 2.013553AMU. One atom of Helium weighs 4.002602AMU. In nuclear fusion, the process which powers the Sun and all other stars, 2 atoms of Deuterium are combined to form 1 atom of helium. Calculate the energy released by one such combination. (1AMU = ...
January 22, 2010

math
the second angle of the a triangle is twice as large as the first angle. the measure of the third angle is 20 degrees less than the second. how large is each angle?
January 12, 2010

Accounting
What happens if the financial statement is missing a step in the accounting cycle?
December 13, 2009

Math (word problem)
This really helps. Thanks so much!!
November 29, 2009

Math (word problem)
Can anyone please help with this one? The newest jet fighter, the F-22 Raptor, cruises at 1.5 times the speed of sound. The speed of sound is 1.24x10^3 km/hr. How many hours does it take for the F-22 to fly the 5.8x10^3 km from New York to Paris? Demonstrate the use of ...
November 29, 2009

how can a map help ypu find places
November 10, 2009

chemistry
How do it geth the equation for 50.0 grams of iron(II)carbonate react completely with hydrochloric acid how many grams of carbon dioxide gas may be produced?
November 6, 2009

How do you "write an equivalent representation" 2 thousands, 6 hundreds, 2 tens, and 1 one.
October 5, 2009

nutrition
Blood carrying carbon dioxide is sent from the heart to the lungs from the A. left atrium. B. right ventricle. C. right atrium. D. left ventricle.
September 29, 2009

medical terminology
How can eliminating abbreviations reduce erros in medical field
September 18, 2009

Accounting
Use the following adjusted trial balance of Webb Trucking Company to prepare a classified balance sheet as of December 31, 2005. 4-4 Account Title Debit Credit Cash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \$ 7,000 Accounts receivable...
September 8, 2009

literature
I need help developing a thesis statement for an analytical essay on Oedipus Rex and A Raisin in the Sun. I have to compare and contrast these two pieces of literary work. Can someone please help me?
July 23, 2009

education
What type of formative evaluation you would conduct if you were conducting a full scale group evaluation?
April 30, 2009

essay on should students only have to take reading andmath to go to 9th grade agree or disagree?
April 13, 2009

spanish
Does anyone know where I can find a script (or a good summary) of the Spanish play "La Mordaza" by Alfonso Sastre?
December 5, 2008

chem
why? or maybe the right question is how does the size contribut to the forces?
November 28, 2008

chem
why do more electrons increase dispersion forces?
November 28, 2008

...use the enervy values to estimate delta H for each of the reactions _______kJ
November 11, 2008

ummm so is delta H kJ/mol? i want just kJ. do i just mult kJ/mol *1mol?
November 11, 2008

for bond energies if tehy give u a diagram of the structure for whatever like c--h--o==h or soemthing amd a chart with c--h=-670 Kj /mol or whatever do u just add all of the KJ/mol together? but what if they only want kJ? would you just multply whatever kJ/mol *1 mol?? how do ...
November 11, 2008

Chemistry
A photon of ultraviolet (UV) light possesses enough energy to mutate a strand of human DNA. What is the energy of a single UV photon having a wavelength of 27 nm?
October 21, 2008

i don't get it
October 21, 2008

If the wavelength of line B is 142.5 nm, calculate the wavelength of line A. Line A is the transition of n=6 to n=3 Line B is the transition of n=5 to n=3
October 21, 2008

Chemistry AP
what does this mean (we are on quantum) The figure below represents part of the emission spectrum for a one-electron ion in the gas phase. All the lines result from electronic transmissions from excited states to the n = 3 state. the graph is like this A B !! ! ! ! ! ! ! ! ! ...
October 21, 2008

Grammar
My teacher edited my story and I do not understand the abbreviations that she used. Does anyone know what she means by SV and SA.
October 9, 2008

french
how do you get the accent marks on the computer with a mac
September 25, 2008

Math
Has everyone gone home, that can help?
September 15, 2008

math
Evaluate each of the following expressions. (1) |-27 + 14| (2) |-8| + |3| = |- 8+3|
September 15, 2008

math
thank you Joy
September 10, 2008

math
Find the range of each set of numbers. 7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2
September 10, 2008

physical science
a car has a mass of 1000kg and accelerates at 2m/s/s. What is the magnitude of the force exerted on the car.
September 10, 2008

math
September 8, 2008

Math
Sove the following application. The following scores were recorded on a 200-point final examination 193,185,163,186,192,135,158,174,188,172,168,183,195,165,183. (a) Find the mean final examination score (b) Find the median final examination score (c) If the mean or median a ...
September 8, 2008

math
Which pair of fractions is not proportional? ? (a) 3/11= 9/13 ? (b) 3/11= 6/22 ? ? ( c) 3/11=12/44 (d) 3/11 = 7/19
September 4, 2008

Do horse flies live alone or in groups?
August 24, 2008

Language Arts
Is an animal considered a thing or person?
August 5, 2008

Chemistry
A gas initially at 20 degrees C it must be changed to (blank) degrees C to triple the pressure.
July 3, 2008

English
Our educational system is too strict when it comes to grades.
July 1, 2008

English
I have to write an essay for class. The topic is: Is too much emphasis placed on grades in our system? Explain. Is this a strong or weak thesis? Our educational system is to mandated when it comes to grades.
July 1, 2008

Social Studies
i understand but other websites don't tell me a lot about WHY it is important.
January 22, 2008

Social Studies
why is oil so important to the countries of the arabian peninsula?
January 22, 2008

Science
Why is passive soalr heating referred to as passive?
December 6, 2007

Cultural Diversity & Ethics
Racial imbalances in education continues in diffeent parts of the world. New Orleans and in different parts down South African-Americans are not treated equal or even get more services needed to help areas of weakness in learning compared to the white children. It takes a ...
November 18, 2007

Math
Thank you so much.
November 5, 2007

Math
I'm having trouble understanding equivalent fractions. I'm getting frustated with myself, I feel so stupid for not understanding it. Here's the 2 questions I have to answer: 1. Find a number for x in 18/27 = x/3 so that the fractions are equivalent. 2. Find a ...
November 5, 2007

math
it was a vocabulary word
October 23, 2007

math
what does that have to do with math?
October 23, 2007

math
what does "roster" mean?
October 23, 2007

French
so if it is mac how do you get the accent marks?
September 18, 2007

social studies
thanks again i'm definitely coming here again!
September 13, 2007

social studies
what are the 5 layers of the earth and are they liquid or solid?
September 13, 2007

social studies
thank you so much
September 13, 2007

social studies
What are some of the forces that change earth's surface
September 13, 2007

Statisitics:Standard Deviation of Population and o
The weight x of all female German Shepherds is approximately normally distributed with population mean u=64 pounds and population standard deviation of o=8 pounds. a)What is the probability that a randomly selected female german shepherd weighs more than 75 pounds? p(x>75)?)
September 11, 2007

American history
what are the differences between World War II militia and the regular troops
September 10, 2007

Chemistry
how could you distinguish an element from a compund
September 6, 2007

Chemistry
what is a proper pronoun of street?
September 6, 2007

math
Solve systems by substitution 5x - 2y = -5 y - 5x = 3 Substitute 5x + 3 for y in the first equation, and solve it for x. Once you have x, use either of the two equations you wrote to solve for y.
August 8, 2007

math
write equation with slope of -1/2 with y intercept of 0,3 A straight line is y = mx + b where m is the slope and b is the y intercept. Just plug in the numbers.
July 29, 2007

is this anallusion: The Hobbit again, maybe-a story about guys who like to walk in the woods. http://www.tnellen.com/cybereng/lit_terms/allusion.html
July 13, 2007

Is this a metaphor? She wanted to tell him to stop being a chicken, because that was what it came down to when you cut to the chase, as their Dad said. She wanted to tell him to stop being a chicken ... I guess you could say so! http://www.lausd.k12.ca.us/lausd/resources/...
July 13, 2007

I need two metaphors, 1 personification and 1 allusion from "The Girl Who Loved Tom Gordon" by Stephen King Be sure to look up each term here: http://www.lausd.k12.ca.us/lausd/resources/Literary.Terms.Menu.html Then when you find what you believe are examples in your...
July 11, 2007

Social Studies
Ohio's congressional representatives are in what branch of government? Which branch of government is Congress?
March 20, 2007

Social Studies
What branch of the government does a police department fall under? A police department is part of Justice. It enforces the laws.
March 20, 2007

english
difference between prejudicial and non-prejudical rhetoric Thank you for using the Jiskha Homework Help Forum. First of all, any good dictionary will help you with the meanings. rhetoric = art of oratory, or speaking well prejudicial = leading to premature judgment or ...
February 20, 2007

Keyboarding and Word Processing
Exam#01393201 1)C 2)A 3)B 4)A 5)C 6)C 7)D 8)B 9)A 10)C 11)B 12)C 13)D 14)D 15)D 16)D 17)B 18)A 19)B 20)B
November 14, 2006

physics
a=32.36
October 24, 2006

history
can anyone find a website on the lac courte oreilles band of lake superior chippewa? like history,population, activities and shelter Since I am not aloud to post any websites in my answer here is what you do: Go to google and search "Lac Courte Oreilles Band" and ...
October 22, 2006

us history
where can i find an excellent website about the Lac Courte oreilles Band of lake superior chippewa? about history, population, activities and things This is a fantastic site. It should have everything you need. http://www.lco-nsn.gov/ Information from Wikipedia , "The Lac...
October 22, 2006

Parallelism
Al is tasked with researching, analyzing, and to write the Simpson Inc. recommendation record.
October 19, 2006

Management Accounting
Victoria Kite Company, a small Melbourne firm that sells kites on the Web wants a master budget for the next three months, beginning January 1, 2005. It desires an ending minimum cash balance of \$5,000 each month. Sales are forecasted at an average wholesale selling price of \$...
September 18, 2006

math
how do you add and subtract + and - numbers? Is there a rule? Yes. The adding rule is this: If the signs are the same, add the numbers directly, then use the sign of the numbers. If the signs are different, Subtract the smaller from the larger, and use the sign of the larger. ...
September 15, 2006

database design
Explain the interactions among end user, data, information, and decision making. Draw a diagram and explain the interactions Since this is not my area of expertise, I searched Google under the key words "database 'end user' 'decision making'" to get ...
August 24, 2006

Database
August 8, 2006

Database design
How can you conduct evaluation and revision within the SDLC and DBLC frameworks? Maybe try here: http://www.google.com/search?hl=en&lr=&as_qdr=all&q=SDLC++DBLC+frameworks+evaluation+evaluate Thanks Lance but I do not find what I need there, or if it is I am not understanding it.
July 25, 2006

math
How do I convert 4 inches into yards? 4inches (1yards/36inches) = 4/36 yards Just in case you wondered where 36 in. came from... You must know that 1 yd = 3ft Then you set the dimensional analysis: the wanted is "yd". the given is 4 in. so... 4in.*(1ft/12in)*(1yd/3ft...
June 15, 2006

Math
The question is: Determine the surface area and volume of this cylinder, correct to one decimal point. The cylinder has a radius of 4 inches and the height is 3 yards. This site explains how to find the surface area and volume of a cylinder. http://id.mind.net/~zona/mmts/...
June 15, 2006

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