November 28, 2015

Posts by Betty

Total # Posts: 335

lol what math class are you taking... 1. you would divide both sides by 6 and you would get y = 4 2. you would mulitply both sides by 7 to get rid of the fraction...y = 14
March 31, 2009

algebra 2
thank you soooo much!!! =)
March 31, 2009

algebra 2
If x^2-x-1 divides ax^6+bx^5+1 evenly, find the sum of a and b. Show all steps and exlain your answer. Please, please help me out!! Thanks alot. =)
March 31, 2009

ratio a. well...first you divide 1170 by 45(I got 45 by adding the amount of the ratio 23+22) and you get then you multiply 26 by 23 to get the number of girls. you mulitply 26 by 22 to get the number of boys. so G = 498 b. above c. there are 26 more girls than boys
March 31, 2009

algebra 2
A fair coin is tossed 4 times. Given that each of the first 3 tosses land tails up, what is the probability that all 4 tosses land tails up?
March 9, 2009

A fair coin is tossed 4 times. Given that each of the first 3 tosses land tails up, what is the probability that all 4 tosses land tails up?
February 24, 2009

THERE ARE 6 PEOPLE IN A GARDENING CLUB. Each gardener orders seeds from a list of 11 different types of available seeds. What is the probability that at least 2 gardeners order the same type of seeds?
February 24, 2009

algebra 2
Please help! y=2x I need to find the inverse, and I am wonderingif the inverse is x= 2y or f-1 = x/2????
January 14, 2009

high school
where can i find information on stories that were spread on the silk roads? my topic for an english paper is storytellers/writers and how the stories spread with the use of the silk roads.. i can't find any information at all.
October 20, 2008

8th grade math.
When the expression 3 to the 444 power + 4 to the 333 power is written as an integer, what is the unit digit?
September 8, 2008

what is the product of 126 and 604?
June 7, 2008

Next time don't procrastinate...get it done early.
April 27, 2008

please help me paraphrase
The juvenile justice system was originally created to provide individualized rehabilitation to offenders of minor crimes such as truancy, shoplifting, and vandalism. But youth today are taking advantage of this lenient and outdated system and are committing violent crimes ...
March 27, 2008

do anyone have any websites about the book artemis fowl by eoin colfer?...the first book....thanx
March 24, 2008

Critical Thinking
When evaluating an argument with an unstated premise would the most approprate tactis be to don't do anthing? If the arguer had wanted a claim to be included, they would have included it. WOuld I them evaluated the argument as it stands?
March 7, 2008

Health care please check answer
My understanding is that they are non-profit organizations and receive private donations adn well as grants together with your answer that they regarding lower costs
March 6, 2008

The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is 762 mm Hg. If the flask is immersed in a water bath at 400C , the total pressure is 980 mm Hg. The vapor pressure of ethanol at the new temperature is...
February 3, 2008

A 250 ml cylinder containing C2H4 at a pressure of 1.00 atm is connected by a valve to 950 ml cylinder containing PF3 at 2.50 atm pressure. Calculate the partial pressure (atm) of Pf3 when the valve is opened.
January 27, 2008

A 8.00 L cylinder containing SF6 at a pressure of 0.400 atm is connected by a valve to 91.0L cylinder containing 02 at 342 torr pressure. Both cylinders are at 8.00 C. Calculate the partial pressure (torr) of SF6 when the valve is opened and the temperature of the cylinders ...
January 27, 2008

September 6, 2007

Having a hard time finding websites on Puerto Ricans living in America and identifying the linguistic, political, social, economic and familial conventions Good weblinks in here to help you. If you need more help, check each of ...
August 4, 2007

Can you help me find Q1, Q3, any outliers, and interquartile rang out of 6, 20, 25, 26, 30, 30, 31, 31, 32, 33, 34, 36, 36, 39, 40, 41,50, 52, 66, 76. I searched Google under the key words "Statistics Q1 Q3" to get this source:
May 5, 2007

22.0 ammonium chloride decomposes to form hydrochloric acid, and ammonia. at the conclusion of the reaction, the scientist collects 10.24L of ammounia measured at 52 degrees Celsuis and 105.3 kPa. What was the percent yield of the reaction? Write the equation. NH4Cl ==> NH3...
February 20, 2007

still can't solve .32x + .20y = 3.92 it's my last math question for the day!!!! What do you mean solve it? suppose you bought some 32 cents stamps and some 20 cents stamps. you spent $3.92 for 16 stamps. how many of each stamp did you buy? i got the equation--.32x + ....
February 1, 2007

suppose you bought some 32 cent stamps and some 20 cent stamps. you spent $3.92 for 16 stamps. how many of each stamp did you buy? x = number of 32 cent stamps y = number of 20 cent stamps ================== x+y = 16 0.32x + 0.20y = 3.92 solve for x and y. Check my thinking. x...
February 1, 2007

Subtracting real numbers
I always get stuck because I never know where to start, and the signs confuse me. Here's the problem: -10-(-8)+(-4)-20 Here's my first step... -20-10-8+4 -10-4 =-14 But, that's not right. I checked in the back of the book for the answer, and the answer is -26. I ...
January 31, 2007

who invented snowmobiles? A man named O.C. Johnson made the first snomobile in 1909. According to this site, Carl Eliason invented the snowmobile. This site gives the credit to O.C. Johnson. http...
January 10, 2007

statement: Middle-school stundents do not know enough about pet nutrition. students were asked to rate the statement on a 1 to 5, where 1=stongly disagree 2= disagree 3=neither agree nor disagree 4=agree 5= stongly agree. what van u conclude from the suruvey results and your ...
November 28, 2006

what is 11/12 divide by 5/6 what is 12 2/5 divde by 5 1/6 whole numbers 12 and 5 To divide by a fraction, multiply by the inverse. 11/12 divided by 5/6 = 11/12 * 6/5 For the second problem, change both from a mixed fraction first. 12 2/5 = 62/5 You should be able to do the ...
November 24, 2006

Mariela loves car races,so she buys a model of the winning car from a race she watched. On the box she sees that the length of yhe model is about 8.5 inches. She knows that the actual car is about 208 in. long and 72.5 in. wide. About how wide should the model be? Length/Width...
November 6, 2006

Am I PUNCTUATING THIS SENTENCE CORRECTLY? Have you read the article entitled"Increase Your Vocabulary"? Do Place a comma after the word entitled? Do I Underline the title of the article? It's punctuated just fine, except you need a space between entitled and the ...
October 18, 2006

What nees to be done to correct this sentence? Do you know who said,"Genius iS a an immense capacity for hard work"? A. The sentence is correctly punctuated. B. Place the question mark inside the final quotation mark. C. Change the comma to a colon. Please read this ...
October 18, 2006

Film (Steamboat Bill, Jr.) - English
How does Steamboat Bill, Jr. directed by Charles Reisner differ from contemporary films?
September 11, 2006

why does an athlete or person in good physical condition has a lower resting heart rate than a person who is relatively unfit. I ran a Google search using these terms: athlete resting heart rate (notice the correct spelling of athlete, or I wouldn't have gotten decent ...
August 4, 2006

ionic compounds!
why are ionic compounds abundant in nature? Betty, I don't know how to answer your question. Abundant compared to what? How is abundant defined? I would think there are more covalent compounds in nature than ionic compounds but I may be wrong. Can you clarify the question ...
June 17, 2006

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